CINXE.COM

<!DOCTYPE html> <html lang="en" dir="ltr" prefix="og: https://ogp.me/ns#"> <head> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta charset="utf-8"> <meta name="description" content="Check this webpage for the latest information on the operating status of USPTO's systems and planned maintenance activities."> <link rel="shortlink" href="https://www.uspto.gov/system-status"> <link rel="canonical" href="https://www.uspto.gov/system-status"> <meta property="og:title" content="System status and availability"> <meta property="og:description" content="Check this webpage for the latest information on the operating status of USPTO's systems and planned maintenance activities."> <meta name="dcterms.title" content="System status and availability"> <meta name="dcterms.description" content="Check this webpage for the latest information on the operating status of USPTO's systems and planned maintenance activities."> <meta name="dcterms.type" content="Text"> <meta name="dcterms.format" content="text/html"> <meta name="dcterms.identifier" content="https://www.uspto.gov/system-status"> <meta name="dcterms.language" content="en-US"> <meta name="dcterms.modified" content="2024-10-10T14:57:44Z"> <meta name="dcterms.created" content="2024-09-11T19:20:13Z"> <meta name="twitter:card" content="summary_large_image"> <meta name="MobileOptimized" content="width"> <meta name="HandheldFriendly" content="true"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta property="og:image" content="https://www.uspto.gov/themes/custom/uspto_ds/images/USPTO-logo-RGB-stacked-1200px.png"> <link rel="icon" href="/themes/custom/uspto_ds/favicon.ico" type="image/vnd.microsoft.icon"> <meta name="uspto.pageowner" content="System Status"> <meta name="uspto.pagetype" content="list"> <meta name="uspto.search.filter" content="Other"> <title>System status and availability | USPTO</title> <link rel="stylesheet" media="all" href="/sites/default/files/css/css_GyFPIaULtD3Kx4grK3-ZsO-ay61A5mvI292hzrvwqkk.css?delta=0&language=en&theme=uspto_ds&include=eJxtkGFuwzAIhS-UxUeysI0cFAyWsbdmp1_aOuo67Q-89wmJB3HHRF2bJ0koPbDG3f3Six3WsbgAhktkMDvedEEzyGhL1IZOtBVg-sZlWO3qk7nMGoA_rB9MkieHlPzZIjBKgub-pXOWooqvPDKJu2ub3Eaw2Kh2UnlGwls_d-wutVGB12nneEbBBuze3HqPdYb_JPwy96hr0TT4OiDO97jnqj_UUzlv90x560Fv7iF8BmZsx_Uh0YRLhQa5Qd3sSvci65A6ApNtmH4AtUieqg"> <link rel="stylesheet" media="all" href="/sites/default/files/css/css_IpsY4CUHlppF5dMFOKWP6XeQbY-ndNGJlSslXZngjBw.css?delta=1&language=en&theme=uspto_ds&include=eJxtkGFuwzAIhS-UxUeysI0cFAyWsbdmp1_aOuo67Q-89wmJB3HHRF2bJ0koPbDG3f3Six3WsbgAhktkMDvedEEzyGhL1IZOtBVg-sZlWO3qk7nMGoA_rB9MkieHlPzZIjBKgub-pXOWooqvPDKJu2ub3Eaw2Kh2UnlGwls_d-wutVGB12nneEbBBuze3HqPdYb_JPwy96hr0TT4OiDO97jnqj_UUzlv90x560Fv7iF8BmZsx_Uh0YRLhQa5Qd3sSvci65A6ApNtmH4AtUieqg"> <link rel="stylesheet" media="all" href="/themes/custom/uspto_ds/css/uspto.theme.min.css?smlbq6"> <link rel="stylesheet" media="all" href="/themes/custom/uspto_ds/css/uspto-icons.css?smlbq6"> <link rel="stylesheet" media="all" href="/themes/custom/uspto_ds/css/supp-min.css?smlbq6"> <link rel="stylesheet" media="all" href="/themes/custom/uspto_ds/css/colorbox.css?smlbq6"> <link rel="stylesheet" media="all" href="/themes/custom/uspto_ds/css/usptostrap.min.css?smlbq6"> <script type="application/json" data-drupal-selector="drupal-settings-json">{"path":{"baseUrl":"\/","pathPrefix":"","currentPath":"node\/212293","currentPathIsAdmin":false,"isFront":false,"currentLanguage":"en"},"pluralDelimiter":"\u0003","suppressDeprecationErrors":true,"ajaxPageState":{"libraries":"eJx9kdGSwyAIRX8ojU_9HocoNU6IOkLaZr9-SRO73U6nT14ODMjFTXh2mQgKo2lC8C72LhU6N6GPkuvZBsrMUFeBYBp9QlsxeazPchs1TDJQdpN50Z0jYF7NAIxNz6gtAnKLU_aayxWNr0sB6i-5zjtIqoDiD3b6QYppaiVH2F1yErgh5xnNi-75Gr7leh7j3BWoECqUkVvbP9IvqSwDRR7Rd7yy4LwvsXCRbMF7q48DUh-gmo-01RJWYXONeDtIc82wq7HIG7VxVnssxTDKkO_mIWwA0j7rUevZ6CkGoBPLqk6EgwdMWIH0sLqvE-tRINJb8l_0cPt0VZc96PCvpdssvdsOo86whZYQk9l047wM-1oxp1fLdhMtC8jC5gPr1W3ZVtmc2v3ifs5-IfwF3u8Ukg","theme":"uspto_ds","theme_token":null},"ajaxTrustedUrl":[],"data":{"extlink":{"extTarget":true,"extTargetAppendNewWindowLabel":"(opens in a new window)","extTargetNoOverride":true,"extNofollow":false,"extNoreferrer":false,"extFollowNoOverride":false,"extClass":"ext","extLabel":"(link is external)","extImgClass":false,"extSubdomains":true,"extExclude":"(http(s)?:\\\/\\\/[^\\\/]*uspto\\.gov[\\\/]?)|(usptogov\\.sharepoint\\.com)|(http(s)?:\\\/\\\/[^\\\/]*id\\.me.*)|(uspto\\.cosocloud\\.com)|(uspto\\.my\\.salesforce\\-sites\\.com)","extInclude":"","extCssExclude":"","extCssInclude":"","extCssExplicit":"","extAlert":false,"extAlertText":"This link will take you to an external web site. We are not responsible for their content.","extHideIcons":false,"mailtoClass":"0","telClass":"0","mailtoLabel":"(link sends email)","telLabel":"(link is a phone number)","extUseFontAwesome":false,"extIconPlacement":"append","extFaLinkClasses":"fa fa-external-link","extFaMailtoClasses":"fa fa-envelope-o","extAdditionalLinkClasses":"","extAdditionalMailtoClasses":"","extAdditionalTelClasses":"","extFaTelClasses":"fa fa-phone","whitelistedDomains":[],"extExcludeNoreferrer":""}},"user":{"uid":0,"permissionsHash":"fd73bc79d013c090b7bfce3e5df8da070f96318646054d5c3f534fa36f80d050"}}</script> <script src="/sites/default/files/js/js_g1HnSOHaEO-5D04-m2wp21kpCrY2Q5WJWuAdgdqKn_Y.js?scope=header&delta=0&language=en&theme=uspto_ds&include=eJx9kFGOwzAIRC-UDV89D6I2da0SOwLSJrdfp3JW26rql4cHHo8JN47Zq54wSTUj3ZwShE7_ICqXyDpcanF6sNWJ4Z8e7Z6-9Ua75mlYbPaK0aC5nkl-zDfJJXVOMWI7Akl7ihQ-0mNWWN3gnvnRSQ614CxLygV2bQOv3txvEHWZScZe9vHEhZUEXqpxD8T2NhL2rwTHyE5ZevNYEFjQPPsbxTxRYpScrn6uKzwFJpIWextCVT5SXapOQ7t2ClWEZmM4hLfAuLpS97bNnCc0J18MPrBRsnlb5y82WLsf"></script> <script src="/libraries/fontawesome/js/all.min.js?v=6.4.0" defer></script> <script src="/libraries/fontawesome/js/v4-shims.min.js?v=6.4.0" defer></script> <script src="/sites/default/files/js/js_uuIJNNAnB04UHFQ0qeSzBaMOUKM7KqBiaWYJ9Q6nwts.js?scope=header&delta=3&language=en&theme=uspto_ds&include=eJx9kFGOwzAIRC-UDV89D6I2da0SOwLSJrdfp3JW26rql4cHHo8JN47Zq54wSTUj3ZwShE7_ICqXyDpcanF6sNWJ4Z8e7Z6-9Ua75mlYbPaK0aC5nkl-zDfJJXVOMWI7Akl7ihQ-0mNWWN3gnvnRSQ614CxLygV2bQOv3txvEHWZScZe9vHEhZUEXqpxD8T2NhL2rwTHyE5ZevNYEFjQPPsbxTxRYpScrn6uKzwFJpIWextCVT5SXapOQ7t2ClWEZmM4hLfAuLpS97bNnCc0J18MPrBRsnlb5y82WLsf"></script> <script src="/modules/custom/uspto_alerts/js/uspto_alerts.js?smlbq6" defer></script> <script src="/libraries/fontawesome/js/fontawesome.min.js?v=6.4.0" defer></script> </head> <body class="one-sidebar sidebar-first list-page-system_status_listing list-page-system-status path-node page-node-type-list node-type-list ds-2"> <a href="#main-content" class="visually-hidden focusable skip-link"> Skip to main content </a> <div class="dialog-off-canvas-main-canvas" data-off-canvas-main-canvas>  <section class="banner" aria-label="Official government website"> <div class="accordion"> <div class="d-md-none"> <button class="btn accordion-btn" type="button" data-toggle="collapse" data-target="#gov-banner-light" aria-expanded="false" aria-controls="gov-banner-light"> <div class="banner-inner"> <img class="banner-header-flag mr-2" src="/themes/custom/uspto_ds/img/us_flag_small.png" alt="U.S. flag"> <div class="flex-fill"> <p class="banner-header-text"> An official website of the United States government <span class="expand-btn">Here’s how you know <i class="material-icons">keyboard_arrow_down</i> </span> </p> </div> <span class="close-btn"> <i class="material-icons">close</i> </span> </div> </button> </div> <div class="d-none d-md-block"> <div class="banner-inner align-itens-center"> <img class="banner-header-flag mr-2" src="/themes/custom/uspto_ds/img/us_flag_small.png" alt="U.S. flag"> <p class="banner-header-text"> An official website of the United States government </p> <button class="btn banner-btn ml-2" type="button" data-toggle="collapse" data-target="#gov-banner-light" aria-expanded="false" aria-controls="gov-banner-light"> Here’s how you know <i class="material-icons">keyboard_arrow_down</i> </button> </div> </div> <div class="banner-content collapse" id="gov-banner-light"> <div class="row no-gutters-sm"> <div class="col-md-6 media"> <img class="banner-icon align-self-start" src="/themes/custom/uspto_ds/img/icon-dot-gov.svg" role="img" alt="Dot gov"> <div class="media-body"> <p> <strong>The .gov means it’s official.</strong> <br> Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site. </p> </div> </div> <div class="col-md-6 media"> <img class="banner-icon align-self-start" src="/themes/custom/uspto_ds/img/icon-https.svg" role="img" alt="Https"> <div class="media-body"> <p> <strong>The site is secure.</strong> <br> The <strong>https://</strong> ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely. </p> </div> </div> </div> </div> </div> </section> <header id="header" role="banner"> <p id="skip-link"> <a href="#main" class="sr-only-focusable">Jump to main content</a> </p> <div class="region region-header-top"> <div class="container-lg pt-2 pb-3"> <div id="site-logo" class="site-logo-region"> <a class="logo" href="/" target="_self" title="United States Patent and Trademark Office - An Agency of the Department of Commerce"> <span class="sr-only">USPTO - United States Patent and Trademark Office</span> </a> </div> <div id="print-logo"><img src="/themes/custom/uspto_ds/images/uspto-print-logo.png" alt="United States Patent and Trademark Office - An Agency of the Department of Commerce"></div> <div class="region-utility-menu"> <nav class="mobile-menu-options"> <ul class="menu"> <li class="menu-item"><a href="#launch-search" target="_self" id="launch-search" class=""><span class="fas fa-search fa-2x"></span><br>Search</a></li> <li class="menu-item"><a href="#launch-links" target="_self" id="launch-links" class=""><span class="fas fa-link fa-2x"></span><br><span class="sr-only">Find it Fast </span>Links</a></li> <li class="menu-item"><a href="#launch-menu" target="_self" id="launch-menu" class=""><span class="fas fa-bars fa-2x"></span><br>Menu</a></li> </ul> </nav> <nav role="navigation" aria-labelledby="block-uspto-account-menu-menu" id="block-uspto-account-menu" class="block block-menu navigation menu--account"> <h2 class="visually-hidden" id="block-uspto-account-menu-menu">User account menu</h2> <ul region="header_top" class="menu"> <li class="menu-item"> <a href="/about-us" data-drupal-link-system-path="about-us">About Us</a> </li> <li class="menu-item"> <a href="/jobs/join-us" data-drupal-link-system-path="jobs/join-us">Jobs</a> </li> <li class="menu-item"> <a href="/about-us/contact-us" data-drupal-link-system-path="about-us/contact-us">Contact Us</a> </li> <li class="menu-item"> <a href="https://my.uspto.gov">MyUSPTO</a> </li> </ul> </nav> <div class="usasearch-search-block-form block block-search block-search-form" data-drupal-selector="usasearch-search-block-form" novalidate="novalidate" id="block-usasearchform"> <form block="block-uspto-search" action="https://www-search.uspto.gov/WWW-search.html" method="GET" id="search-block-form"> <div class="input-group"> <label for="headerSearchInput" class="visually-hidden">Search:</label> <input id="headerSearchInput" title="Search uspto.gov" name="q" placeholder="Search uspto.gov" class="form-control form-search" type="search" size="15" maxlength="128" value> <input type="hidden" name="op" value="Search"> <input type="hidden" name="searchDomain" value="WWW"> <input type="hidden" name="source" value="www"> <input type="hidden" name="fresh" value="true"> <div class="input-group-append"> <button id="headerSearchButton" class="btn btn-search btn-info" type="submit"> <span class="fas fa-search"></span> <span class="sr-only">Search</span> </button> </div> </div> </form> </div> </div> </div> </div> <span><div class="region-header-middle sg-esi--header"><nav id="uspto-top-nav" class="navbar"><div class="container-lg px-0"><div class="region region-primary-menu"> <nav role="navigation" aria-labelledby="block-uspto-main-menu-menu" id="block-uspto-main-menu" class="block block-menu navigation menu--main"><h2 class="visually-hidden" id="block-uspto-main-menu-menu">Main navigation</h2><div id="uspto-navbar-main"><ul class="nav navbar" role="menu" id="uspto-main-menu"><li id="main-menu_patents_primary_menu" class="dropdown yamm-fw" role="menuitem"><a href="/patents" class="dropdown-toggle" data-toggle="dropdown" role="button">Patents</a><div class="dropdown-menu" role="menu"><div class="dropdown-col"><ul><li id="main-menu_0_patents_primary_menu_getting-started_primary_menu" class="menu-header" role="menuitem"><span class="header-text">Getting started</span></li><li id="main-menu_0_patents_primary_menu_0_getting-started_primary_menu_patent-basics_primary_menu" role="menuitem"><a href="/patents/basics" data-drupal-link-system-path="patents/basics">Patent basics</a></li><li id="main-menu_0_patents_primary_menu_1_getting-started_primary_menu_process-overview_primary_menu" role="menuitem"><a href="/patents/basics/patent-process-overview" data-drupal-link-system-path="patents/basics/patent-process-overview">Process overview</a></li><li id="main-menu_0_patents_primary_menu_2_getting-started_primary_menu_legal-assistance-and-resources_primary_menu" role="menuitem"><a href="/learning-and-resources/patent-and-trademark-practitioners/intellectual-property-legal-assistance" data-drupal-link-system-path="learning-and-resources/patent-and-trademark-practitioners/intellectual-property-legal-assistance">Legal assistance and resources</a></li><li id="main-menu_0_patents_primary_menu_3_getting-started_primary_menu_inventor-and-entrepreneur-resources_primary_menu" role="menuitem"><a href="/learning-and-resources/inventors-entrepreneurs-resources" data-drupal-link-system-path="learning-and-resources/inventors-entrepreneurs-resources">Inventor and entrepreneur resources</a></li><li id="main-menu_0_patents_primary_menu_4_getting-started_primary_menu_international-cooperation_primary_menu" role="menuitem"><a href="/patents/basics/international-patent-cooperation" data-drupal-link-system-path="patents/basics/international-patent-cooperation">International cooperation</a></li><li id="main-menu_0_patents_primary_menu_5_getting-started_primary_menu_patent-faqs_primary_menu" role="menuitem"><a href="/help/patent-help#patents" data-drupal-link-system-path="help/patent-help">Patent FAQs</a></li></ul></div><div class="dropdown-col"><ul><li id="main-menu_1_patents_primary_menu_application-process_primary_menu" class="menu-header" role="menuitem"><span class="header-text">Application process</span></li><li id="main-menu_1_patents_primary_menu_1_application-process_primary_menu_search-for-patents_primary_menu" role="menuitem"><a href="/patents/search" data-drupal-link-system-path="patents/search">Search for patents</a></li><li id="main-menu_1_patents_primary_menu_2_application-process_primary_menu_learn-about-patent-classification_primary_menu" role="menuitem"><a href="/patents/search/classification-standards-and-development" data-drupal-link-system-path="patents/search/classification-standards-and-development">Learn about patent classification</a></li><li id="main-menu_1_patents_primary_menu_3_application-process_primary_menu_filing-online_primary_menu" role="menuitem"><a href="/patents/apply" data-drupal-link-system-path="patents/apply">Filing online</a></li><li id="main-menu_1_patents_primary_menu_4_application-process_primary_menu_checking-application-status_primary_menu" role="menuitem"><a href="/patents/apply/checking-application-status/check-filing-status-your-patent-application" data-drupal-link-system-path="patents/apply/checking-application-status/check-filing-status-your-patent-application">Checking application status</a></li><li id="main-menu_1_patents_primary_menu_5_application-process_primary_menu_responding-to-office-actions_primary_menu" role="menuitem"><a href="/patents/maintain/responding-office-actions" data-drupal-link-system-path="patents/maintain/responding-office-actions">Responding to Office actions</a></li><li id="main-menu_1_patents_primary_menu_6_application-process_primary_menu_petitions_primary_menu" role="menuitem"><a href="/patents/apply/petitions" data-drupal-link-system-path="patents/apply/petitions">Petitions</a></li><li id="main-menu_1_patents_primary_menu_7_application-process_primary_menu_patent-trial-and-appeal-board_primary_menu" role="menuitem"><a href="/patents/ptab" data-drupal-link-system-path="patents/ptab">Patent Trial and Appeal Board</a></li></ul></div><div class="dropdown-col"><ul><li id="main-menu_2_patents_primary_menu_maintaining-a-patent_primary_menu" class="menu-header" role="menuitem"><span class="header-text">Maintaining a patent</span></li><li id="main-menu_2_patents_primary_menu_0_maintaining-a-patent_primary_menu_maintenance-fees_primary_menu" role="menuitem"><a href="/patents/maintain" data-drupal-link-system-path="patents/maintain">Maintenance fees</a></li><li id="main-menu_2_patents_primary_menu_1_maintaining-a-patent_primary_menu_correcting-your-patent_primary_menu" role="menuitem"><a href="/patents/maintain/data-management-services" data-drupal-link-system-path="patents/maintain/data-management-services">Correcting your patent</a></li><li id="main-menu_2_patents_primary_menu_2_maintaining-a-patent_primary_menu_transferring-ownership_primary_menu" role="menuitem"><a href="/patents/maintain/patents-assignments-change-search-ownership" data-drupal-link-system-path="patents/maintain/patents-assignments-change-search-ownership">Transferring ownership</a></li><li id="main-menu_2_patents_primary_menu_3_maintaining-a-patent_primary_menu_ordering-certified-documents_primary_menu" role="menuitem"><a href="https://certifiedcopycenter.uspto.gov">Ordering certified documents</a></li></ul></div><div class="dropdown-col"><ul><li id="main-menu_4_patents_primary_menu_tools-links_primary_menu" class="menu-header" role="menuitem"><span class="header-text">Tools & links</span></li><li id="main-menu_4_patents_primary_menu_0_tools-links_primary_menu_online-patent-tools_primary_menu" role="menuitem"><a href="/patents/basics/online-patent-tools" title="Locate online patent services and information" data-drupal-link-system-path="patents/basics/online-patent-tools">Online patent tools</a><p class="link-description">Locate online patent services and information</p></li><li id="main-menu_4_patents_primary_menu_1_tools-links_primary_menu_patent-center_primary_menu" role="menuitem"><a href="/patents/apply/patent-center" title="Single interface replacement for EFS-Web, Private PAIR and Public PAIR" data-drupal-link-system-path="patents/apply/patent-center">Patent Center</a><p class="link-description">Single interface replacement for EFS-Web, Private PAIR and Public PAIR</p></li><li id="main-menu_4_patents_primary_menu_2_tools-links_primary_menu_electronic-business-center_primary_menu" role="menuitem"><a href="/learning-and-resources/support-centers/patent-electronic-business-center" data-drupal-link-system-path="learning-and-resources/support-centers/patent-electronic-business-center">Electronic Business Center</a></li><li id="main-menu_4_patents_primary_menu_3_tools-links_primary_menu_check-application-status_primary_menu" role="menuitem"><a href="/patents/apply/checking-application-status/check-filing-status-your-patent-application" title="Check patent application status with Patent Center" data-drupal-link-system-path="patents/apply/checking-application-status/check-filing-status-your-patent-application">Check application status</a><p class="link-description">Check patent application status with Patent Center</p></li><li id="main-menu_4_patents_primary_menu_4_tools-links_primary_menu_fees-and-payment_primary_menu" role="menuitem"><a href="/learning-and-resources/fees-and-payment" title="Pay maintenance fees and learn more about filing fees and other payments" data-drupal-link-system-path="learning-and-resources/fees-and-payment">Fees and payment</a><p class="link-description">Pay maintenance fees and learn more about filing fees and other payments</p></li><li id="main-menu_4_patents_primary_menu_5_tools-links_primary_menu_patent-trial-appeal-board_primary_menu" role="menuitem"><a href="/patents/ptab" title="Resolve disputes regarding patents with PTAB" data-drupal-link-system-path="patents/ptab">Patent Trial & Appeal Board</a><p class="link-description">Resolve disputes regarding patents with PTAB</p></li><li id="main-menu_4_patents_primary_menu_6_tools-links_primary_menu_global-dossier_primary_menu" role="menuitem"><a href="/patents/basics/international-protection/global-dossier-initiative" title="View international patent filings" data-drupal-link-system-path="patents/basics/international-protection/global-dossier-initiative">Global Dossier</a><p class="link-description">View international patent filings</p></li><li id="main-menu_4_patents_primary_menu_7_tools-links_primary_menu_more-tools-links_primary_menu" role="menuitem"><a href="/patents" data-drupal-link-system-path="patents">More tools & links</a></li></ul></div></div></li><li id="main-menu_trademarks_primary_menu" class="dropdown yamm-fw" role="menuitem"><a href="/trademarks" class="dropdown-toggle" data-toggle="dropdown" role="button">Trademarks</a><div class="dropdown-menu" role="menu"><div class="dropdown-col"><ul><li id="main-menu_0_trademarks_primary_menu_getting-started_primary_menu" class="menu-header" role="menuitem"><span class="header-text">Getting started</span></li><li id="main-menu_0_trademarks_primary_menu_0_getting-started_primary_menu_trademark-basics_primary_menu" role="menuitem"><a href="/trademarks/basics" data-drupal-link-system-path="trademarks/basics">Trademark basics</a></li><li id="main-menu_0_trademarks_primary_menu_1_getting-started_primary_menu_process-overview_primary_menu" role="menuitem"><a href="/trademarks/basics/trademark-process" data-drupal-link-system-path="trademarks/basics/trademark-process">Process overview</a></li><li id="main-menu_0_trademarks_primary_menu_2_getting-started_primary_menu_trademark-videos_primary_menu" role="menuitem"><a href="/trademarks/videos" data-drupal-link-system-path="trademarks/videos">Trademark videos</a></li><li id="main-menu_0_trademarks_primary_menu_3_getting-started_primary_menu_trademark-faqs_primary_menu" role="menuitem"><a href="/learning-and-resources/trademark-faqs" data-drupal-link-system-path="learning-and-resources/trademark-faqs">Trademark FAQs</a></li><li id="main-menu_0_trademarks_primary_menu_4_getting-started_primary_menu_hiring-a-u-s--licensed-attorney_primary_menu" role="menuitem"><a href="/trademarks/basics/why-hire-private-trademark-attorney" data-drupal-link-system-path="trademarks/basics/why-hire-private-trademark-attorney">Hiring a U.S.-licensed attorney</a></li><li id="main-menu_0_trademarks_primary_menu_5_getting-started_primary_menu_madrid-protocol-international-protection_primary_menu" role="menuitem"><a href="/ip-policy/international-protection/madrid-protocol" data-drupal-link-system-path="ip-policy/international-protection/madrid-protocol">Madrid Protocol international protection</a></li><li id="main-menu_0_trademarks_primary_menu_6_getting-started_primary_menu_protect-against-trademark-scams_primary_menu" role="menuitem"><a href="/trademarks/protect" data-drupal-link-system-path="trademarks/protect">Protect against trademark scams</a></li></ul></div><div class="dropdown-col"><ul><li id="main-menu_1_trademarks_primary_menu_application-process_primary_menu" class="menu-header" role="menuitem"><span class="header-text">Application process</span></li><li id="main-menu_1_trademarks_primary_menu_0_application-process_primary_menu_search-our-trademark-database_primary_menu" role="menuitem"><a href="/trademarks/search" data-drupal-link-system-path="trademarks/search">Search our trademark database</a></li><li id="main-menu_1_trademarks_primary_menu_1_application-process_primary_menu_apply-online_primary_menu" role="menuitem"><a href="/trademarks/apply" data-drupal-link-system-path="trademarks/apply">Apply online</a></li><li id="main-menu_1_trademarks_primary_menu_2_application-process_primary_menu_disclosure-of-public-information_primary_menu" role="menuitem"><a href="/trademarks/apply/faqs-personal-information-trademark-records" data-drupal-link-system-path="trademarks/apply/faqs-personal-information-trademark-records">Disclosure of public information</a></li><li id="main-menu_1_trademarks_primary_menu_3_application-process_primary_menu_checking-application-status-viewing-documents_primary_menu" role="menuitem"><a href="/trademarks/apply/check-status-view-documents" data-drupal-link-system-path="trademarks/apply/check-status-view-documents">Checking application status & viewing documents</a></li><li id="main-menu_1_trademarks_primary_menu_4_application-process_primary_menu_responding-to-office-actions_primary_menu" role="menuitem"><a href="/trademarks/maintain/responding-office-actions" data-drupal-link-system-path="trademarks/maintain/responding-office-actions">Responding to office actions</a></li><li id="main-menu_1_trademarks_primary_menu_5_application-process_primary_menu_abandoned-applications_primary_menu" role="menuitem"><a href="/trademarks/apply/reviving-abandoned-application" data-drupal-link-system-path="trademarks/apply/reviving-abandoned-application">Abandoned applications</a></li><li id="main-menu_1_trademarks_primary_menu_6_application-process_primary_menu_ordering-certified-documents_primary_menu" role="menuitem"><a href="/trademarks/contact-trademarks" data-drupal-link-system-path="trademarks/contact-trademarks">Ordering certified documents</a></li><li id="main-menu_1_trademarks_primary_menu_7_application-process_primary_menu_trademark-trial-and-appeal-board_primary_menu" role="menuitem"><a href="/trademarks/ttab" data-drupal-link-system-path="trademarks/ttab">Trademark Trial and Appeal Board</a></li></ul></div><div class="dropdown-col"><ul><li id="main-menu_2_trademarks_primary_menu_maintaining-a-trademark-registration_primary_menu" class="menu-header" role="menuitem"><span class="header-text">Maintaining a trademark registration</span></li><li id="main-menu_2_trademarks_primary_menu_0_maintaining-a-trademark-registration_primary_menu_keeping-your-registration-alive_primary_menu" role="menuitem"><a href="/trademarks/maintain/keeping-your-registration-alive" data-drupal-link-system-path="trademarks/maintain/keeping-your-registration-alive">Keeping your registration alive</a></li><li id="main-menu_2_trademarks_primary_menu_1_maintaining-a-trademark-registration_primary_menu_forms-to-file_primary_menu" role="menuitem"><a href="/trademarks/maintain" data-drupal-link-system-path="trademarks/maintain">Forms to file</a></li><li id="main-menu_2_trademarks_primary_menu_2_maintaining-a-trademark-registration_primary_menu_checking-registration-status-viewing-documents_primary_menu" role="menuitem"><a href="/trademarks/maintain/checking-status-application-or-registration" data-drupal-link-system-path="trademarks/maintain/checking-status-application-or-registration">Checking registration status & viewing documents</a></li><li id="main-menu_2_trademarks_primary_menu_3_maintaining-a-trademark-registration_primary_menu_enforcing-your-trademark-rights-trademark-litigation_primary_menu" role="menuitem"><a href="/trademarks/been-sued-or-received-cease-and-desist-letter-answers-common-questions-about-trademark" data-drupal-link-system-path="trademarks/been-sued-or-received-cease-and-desist-letter-answers-common-questions-about-trademark">Enforcing your trademark rights/trademark litigation</a></li><li id="main-menu_2_trademarks_primary_menu_4_maintaining-a-trademark-registration_primary_menu_transferring-ownership_primary_menu" role="menuitem"><a href="/trademarks/trademark-assignments-change-search-ownership" data-drupal-link-system-path="trademarks/trademark-assignments-change-search-ownership">Transferring ownership</a></li></ul></div><div class="dropdown-col"><ul><li id="main-menu_4_trademarks_primary_menu_tools-links_primary_menu" class="menu-header" role="menuitem"><span class="header-text">Tools & links</span></li><li id="main-menu_4_trademarks_primary_menu_0_tools-links_primary_menu_apply-online-teas_primary_menu" role="menuitem"><a href="/trademarks/apply" title="File a trademark application and other documents online through TEAS." data-drupal-link-system-path="trademarks/apply">Apply online (TEAS)</a><p class="link-description">File a trademark application and other documents online through TEAS.</p></li><li id="main-menu_4_trademarks_primary_menu_1_tools-links_primary_menu_check-application-status-tsdr_primary_menu" role="menuitem"><a href="/trademarks/apply/check-status-view-documents" title="Check trademark application status and view all documents associated with an application/registration." data-drupal-link-system-path="trademarks/apply/check-status-view-documents">Check application status (TSDR)</a><p class="link-description">Check trademark application status and view all documents associated with an application/registration.</p></li><li id="main-menu_4_trademarks_primary_menu_2_tools-links_primary_menu_trademark-fees_primary_menu" role="menuitem"><a href="/trademarks/trademark-fee-information" title="Trademark fees and payment" data-drupal-link-system-path="trademarks/trademark-fee-information">Trademark fees</a><p class="link-description">Trademark fees and payment</p></li><li id="main-menu_4_trademarks_primary_menu_3_tools-links_primary_menu_trademark-trial-and-appeal-board_primary_menu" role="menuitem"><a href="/trademarks/ttab" data-drupal-link-system-path="trademarks/ttab">Trademark Trial and Appeal Board</a></li><li id="main-menu_4_trademarks_primary_menu_4_tools-links_primary_menu_more-tools-links_primary_menu" role="menuitem"><a href="/trademarks" data-drupal-link-system-path="trademarks">More tools & links</a></li></ul></div></div></li><li id="main-menu_ip-policy_primary_menu" class="dropdown yamm-fw" role="menuitem"><a href="/ip-policy" class="dropdown-toggle" data-toggle="dropdown" role="button">IP Policy</a><div class="dropdown-menu" role="menu"><div class="dropdown-col"><ul><li id="main-menu_0_ip-policy_primary_menu_ip-policy_primary_menu" class="menu-header" role="menuitem"><span class="header-text">IP policy</span></li><li id="main-menu_0_ip-policy_primary_menu_0_ip-policy_primary_menu_patent-policy_primary_menu" role="menuitem"><a href="/ip-policy/patent-policy" data-drupal-link-system-path="ip-policy/patent-policy">Patent policy</a></li><li id="main-menu_0_ip-policy_primary_menu_1_ip-policy_primary_menu_industrial-design-policy_primary_menu" role="menuitem"><a href="/ip-policy/industrial-design-policy" data-drupal-link-system-path="ip-policy/industrial-design-policy">Industrial design policy</a></li><li id="main-menu_0_ip-policy_primary_menu_2_ip-policy_primary_menu_trademark-policy_primary_menu" role="menuitem"><a href="/ip-policy/trademark-policy" data-drupal-link-system-path="ip-policy/trademark-policy">Trademark policy</a></li><li id="main-menu_0_ip-policy_primary_menu_3_ip-policy_primary_menu_copyright-policy_primary_menu" role="menuitem"><a href="/ip-policy/copyright-policy" data-drupal-link-system-path="ip-policy/copyright-policy">Copyright policy</a></li><li id="main-menu_0_ip-policy_primary_menu_4_ip-policy_primary_menu_enforcement-policy_primary_menu" role="menuitem"><a href="/ip-policy/enforcement-policy" data-drupal-link-system-path="ip-policy/enforcement-policy">Enforcement policy</a></li><li id="main-menu_0_ip-policy_primary_menu_5_ip-policy_primary_menu_trade-secret-policy_primary_menu" role="menuitem"><a href="/ip-policy/trade-secret-policy" data-drupal-link-system-path="ip-policy/trade-secret-policy">Trade secret policy</a></li></ul></div><div class="dropdown-col"><ul><li id="main-menu_1_ip-policy_primary_menu_international-affairs_primary_menu" class="menu-header" role="menuitem"><span class="header-text">International affairs</span></li><li id="main-menu_1_ip-policy_primary_menu_0_international-affairs_primary_menu_ip-attach-program_primary_menu" role="menuitem"><a href="/ip-policy/ip-attache-program" data-drupal-link-system-path="ip-policy/ip-attache-program">IP Attach茅 Program</a></li><li id="main-menu_1_ip-policy_primary_menu_1_international-affairs_primary_menu_china-ip_primary_menu" role="menuitem"><a href="/ip-policy/china" data-drupal-link-system-path="ip-policy/china">China IP</a></li><li id="main-menu_1_ip-policy_primary_menu_2_international-affairs_primary_menu_ipr-toolkits_primary_menu" role="menuitem"><a href="/ip-policy/ipr-toolkits" data-drupal-link-system-path="ip-policy/ipr-toolkits">IPR toolkits</a></li><li id="main-menu_1_ip-policy_primary_menu_3_international-affairs_primary_menu_international-intergovernmental-organizations_primary_menu" role="menuitem"><a href="/ip-policy/international-intergovernmental-organizations" data-drupal-link-system-path="ip-policy/international-intergovernmental-organizations">International intergovernmental organizations</a></li></ul></div><div class="dropdown-col"><ul><li id="main-menu_2_ip-policy_primary_menu_ip-research-and-training_primary_menu" class="menu-header" role="menuitem"><span class="header-text">IP research and training </span></li><li id="main-menu_2_ip-policy_primary_menu_0_ip-research-and-training_primary_menu_economic-research_primary_menu" role="menuitem"><a href="/ip-policy/economic-research" data-drupal-link-system-path="ip-policy/economic-research">Economic research</a></li><li id="main-menu_2_ip-policy_primary_menu_1_ip-research-and-training_primary_menu_global-intellectual-property-academy_primary_menu" role="menuitem"><a href="/ip-policy/global-intellectual-property-academy" data-drupal-link-system-path="ip-policy/global-intellectual-property-academy">Global Intellectual Property Academy</a></li></ul></div><div class="dropdown-col"><ul><li id="main-menu_3_ip-policy_primary_menu_tools-links_primary_menu" class="menu-header" role="menuitem"><span class="header-text">Tools & links</span></li><li id="main-menu_3_ip-policy_primary_menu_0_tools-links_primary_menu_legislative-resources_primary_menu" role="menuitem"><a href="/ip-policy/legislative-resources" title="Learn about our current legislative initiatives." data-drupal-link-system-path="ip-policy/legislative-resources">Legislative resources</a><p class="link-description">Learn about our current legislative initiatives.</p></li><li id="main-menu_3_ip-policy_primary_menu_1_tools-links_primary_menu_ipr-toolkits_primary_menu" role="menuitem"><a href="/ip-policy/ipr-toolkits" title="Find out how to protect intellectual property in other countries." data-drupal-link-system-path="ip-policy/ipr-toolkits">IPR toolkits</a><p class="link-description">Find out how to protect intellectual property in other countries.</p></li><li id="main-menu_3_ip-policy_primary_menu_2_tools-links_primary_menu_ip-policy-events_primary_menu" role="menuitem"><a href="/ip-policy/ip-policy-events" title="Find upcoming programs related to IP policy and international affairs" data-drupal-link-system-path="ip-policy/ip-policy-events">IP policy events</a><p class="link-description">Find upcoming programs related to IP policy and international affairs</p></li><li id="main-menu_3_ip-policy_primary_menu_3_tools-links_primary_menu_more-tools-links_primary_menu" role="menuitem"><a href="/ip-policy" data-drupal-link-system-path="ip-policy">More tools & links</a></li></ul></div></div></li><li id="main-menu_learning-and-resources_primary_menu" class="dropdown yamm-fw" role="menuitem"><a href="/learning-resources" class="dropdown-toggle" data-toggle="dropdown" role="button">Learning and Resources</a><div class="dropdown-menu" role="menu"><div class="dropdown-col"><ul><li id="main-menu_0_learning-and-resources_primary_menu_resources-by-audience_primary_menu" class="menu-header" role="menuitem"><span class="header-text">Resources by audience</span></li><li id="main-menu_0_learning-and-resources_primary_menu_0_resources-by-audience_primary_menu_attorneys-agents-paralegals_primary_menu" role="menuitem"><a href="/learning-and-resources/attorneys-agents-and-paralegals" data-drupal-link-system-path="learning-and-resources/attorneys-agents-and-paralegals">Attorneys, agents & paralegals</a></li><li id="main-menu_0_learning-and-resources_primary_menu_1_resources-by-audience_primary_menu_inventors-entrepreneurs_primary_menu" role="menuitem"><a href="/learning-and-resources/inventors-entrepreneurs-resources" data-drupal-link-system-path="learning-and-resources/inventors-entrepreneurs-resources">Inventors & entrepreneurs</a></li><li id="main-menu_0_learning-and-resources_primary_menu_2_resources-by-audience_primary_menu_kids-educators_primary_menu" role="menuitem"><a href="/learning-and-resources/kids-educators" data-drupal-link-system-path="learning-and-resources/kids-educators">Kids & educators</a></li><li id="main-menu_0_learning-and-resources_primary_menu_3_resources-by-audience_primary_menu_media_primary_menu" role="menuitem"><a href="/about-us/news-updates" data-drupal-link-system-path="about-us/news-updates">Media</a></li><li id="main-menu_0_learning-and-resources_primary_menu_4_resources-by-audience_primary_menu_researchers-librarians_primary_menu" role="menuitem"><a href="/learning-and-resources/patent-trademark-resource-centers" data-drupal-link-system-path="learning-and-resources/patent-trademark-resource-centers">Researchers & librarians</a></li><li id="main-menu_0_learning-and-resources_primary_menu_5_resources-by-audience_primary_menu_patent-trademark-practitioners_primary_menu" role="menuitem"><a href="/learning-and-resources/patent-and-trademark-practitioners" data-drupal-link-system-path="learning-and-resources/patent-and-trademark-practitioners">Patent & trademark practitioners</a></li></ul></div><div class="dropdown-col"><ul><li id="main-menu_1_learning-and-resources_primary_menu_help-by-topic_primary_menu" class="menu-header" role="menuitem"><span class="header-text">Help by topic</span></li><li id="main-menu_1_learning-and-resources_primary_menu_0_help-by-topic_primary_menu_fees-and-payment_primary_menu" role="menuitem"><a href="/learning-and-resources/fees-and-payment" data-drupal-link-system-path="learning-and-resources/fees-and-payment">Fees and payment</a></li><li id="main-menu_1_learning-and-resources_primary_menu_1_help-by-topic_primary_menu_general-faqs_primary_menu" role="menuitem"><a href="/learning-and-resources/general-faqs" data-drupal-link-system-path="learning-and-resources/general-faqs">General FAQs</a></li><li id="main-menu_1_learning-and-resources_primary_menu_2_help-by-topic_primary_menu_patents-faqs_primary_menu" role="menuitem"><a href="/help/patent-help" data-drupal-link-system-path="help/patent-help">Patents FAQs</a></li><li id="main-menu_1_learning-and-resources_primary_menu_3_help-by-topic_primary_menu_trademark-faqs_primary_menu" role="menuitem"><a href="/learning-and-resources/trademark-faqs" data-drupal-link-system-path="learning-and-resources/trademark-faqs">Trademark FAQs</a></li><li id="main-menu_1_learning-and-resources_primary_menu_4_help-by-topic_primary_menu_transferring-ownership-assignments-help_primary_menu" role="menuitem"><a href="/learning-and-resources/transferring-ownership-assignments-faqs" data-drupal-link-system-path="learning-and-resources/transferring-ownership-assignments-faqs">Transferring ownership / Assignments help</a></li></ul></div><div class="dropdown-col"><ul><li id="main-menu_2_learning-and-resources_primary_menu_services-publications_primary_menu" class="menu-header" role="menuitem"><span class="header-text">Services & publications</span></li><li id="main-menu_2_learning-and-resources_primary_menu_0_services-publications_primary_menu_open-data-mobility_primary_menu" role="menuitem"><a href="/learning-and-resources/open-data-and-mobility" data-drupal-link-system-path="learning-and-resources/open-data-and-mobility">Open data & mobility</a></li><li id="main-menu_2_learning-and-resources_primary_menu_1_services-publications_primary_menu_federal-register-notices_primary_menu" role="menuitem"><a href="/learning-and-resources/federal-register" data-drupal-link-system-path="learning-and-resources/federal-register">Federal Register Notices</a></li><li id="main-menu_2_learning-and-resources_primary_menu_2_services-publications_primary_menu_official-gazette_primary_menu" role="menuitem"><a href="/learning-and-resources/official-gazette" data-drupal-link-system-path="learning-and-resources/official-gazette">Official Gazette</a></li><li id="main-menu_2_learning-and-resources_primary_menu_3_services-publications_primary_menu_support-centers_primary_menu" role="menuitem"><a href="/about-us/contact-us" data-drupal-link-system-path="about-us/contact-us">Support centers</a></li><li id="main-menu_2_learning-and-resources_primary_menu_4_services-publications_primary_menu_xml-resources_primary_menu" role="menuitem"><a href="/learning-and-resources/xml-resources" data-drupal-link-system-path="learning-and-resources/xml-resources">XML resources</a></li><li id="main-menu_2_learning-and-resources_primary_menu_5_services-publications_primary_menu_classification_primary_menu" role="menuitem"><a href="/patents/search/classification-standards-and-development" data-drupal-link-system-path="patents/search/classification-standards-and-development">Classification</a></li></ul></div><div class="dropdown-col"><ul><li id="main-menu_3_learning-and-resources_primary_menu_tools-links_primary_menu" class="menu-header" role="menuitem"><span class="header-text">Tools & links</span></li><li id="main-menu_3_learning-and-resources_primary_menu_0_tools-links_primary_menu_operational-status_primary_menu" role="menuitem"><a href="/learning-and-resources/operating-status" data-drupal-link-system-path="learning-and-resources/operating-status">Operational status</a></li><li id="main-menu_3_learning-and-resources_primary_menu_1_tools-links_primary_menu_events_primary_menu" role="menuitem"><a href="/about-us/events" data-drupal-link-system-path="about-us/events">Events</a></li><li id="main-menu_3_learning-and-resources_primary_menu_2_tools-links_primary_menu_guidance-documents_primary_menu" role="menuitem"><a href="/guidance" data-drupal-link-system-path="guidance">Guidance documents</a></li><li id="main-menu_3_learning-and-resources_primary_menu_3_tools-links_primary_menu_glossary-of-terms_primary_menu" role="menuitem"><a href="/learning-and-resources/glossary" data-drupal-link-system-path="learning-and-resources/glossary">Glossary of terms</a></li><li id="main-menu_3_learning-and-resources_primary_menu_4_tools-links_primary_menu_subscriptions_primary_menu" role="menuitem"><a href="https://www.uspto.gov/subscribe">Subscriptions</a></li><li id="main-menu_3_learning-and-resources_primary_menu_5_tools-links_primary_menu_how-to-videos_primary_menu" role="menuitem"><a href="/learning-and-resources/uspto-videos" data-drupal-link-system-path="learning-and-resources/uspto-videos">How-to videos</a></li><li id="main-menu_3_learning-and-resources_primary_menu_6_tools-links_primary_menu_ip-programs-and-awards_primary_menu" role="menuitem"><a href="/learning-and-resources/ip-programs-and-awards" data-drupal-link-system-path="learning-and-resources/ip-programs-and-awards">IP programs and awards</a></li><li id="main-menu_3_learning-and-resources_primary_menu_7_tools-links_primary_menu_statistics_primary_menu" role="menuitem"><a href="/learning-and-resources/statistics" data-drupal-link-system-path="learning-and-resources/statistics">Statistics</a></li><li id="main-menu_3_learning-and-resources_primary_menu_8_tools-links_primary_menu_ip-identifier_primary_menu" role="menuitem"><a href="https://ipidentifier.uspto.gov/">IP Identifier</a></li><li id="main-menu_3_learning-and-resources_primary_menu_9_tools-links_primary_menu_more-tools-links_primary_menu" role="menuitem"><a href="/learning-resources" data-drupal-link-system-path="learning-resources">More tools & links</a></li></ul></div></div></li></ul></div> </nav></div><div class="region region-secondary-menu"> <nav role="navigation" aria-labelledby="block-mobilenavigation-menu" id="block-mobilenavigation" class="block block-menu navigation menu--main"><h2 class="visually-hidden" id="block-mobilenavigation-menu">Mobile main menu</h2><ul region="secondary_menu" class="menu"><li id="main-menu_patents_secondary_menu" class="menu-item expanded"> <a href="/patents#patents-0" class="menuparent" aria-hidden="true"> Patents</a><ul class="menu"><li class="menu-item"><a href="/" class="menu__link menu-back" style="left: 0px;">Back</a></li><li id="main-menu_0_patents_secondary_menu_getting-started_secondary_menu" class="menu-item expanded"> <a href="/patents#getting-started-1" class="menuparent" aria-hidden="true"> Getting started</a><ul class="menu"><li class="menu-item"><a href="/" class="menu__link menu-back" style="left: 0px;">Back</a></li><li id="main-menu_0_patents_secondary_menu_0_getting-started_secondary_menu_patent-basics_secondary_menu" class="menu-item collapsed"> <a href="/patents/basics" data-drupal-link-system-path="patents/basics">Patent basics</a></li><li id="main-menu_0_patents_secondary_menu_1_getting-started_secondary_menu_process-overview_secondary_menu" class="menu-item"> <a href="/patents/basics/patent-process-overview" data-drupal-link-system-path="patents/basics/patent-process-overview">Process overview</a></li><li id="main-menu_0_patents_secondary_menu_2_getting-started_secondary_menu_legal-assistance-and-resources_secondary_menu" class="menu-item"> <a href="/learning-and-resources/patent-and-trademark-practitioners/intellectual-property-legal-assistance" data-drupal-link-system-path="learning-and-resources/patent-and-trademark-practitioners/intellectual-property-legal-assistance">Legal assistance and resources</a></li><li id="main-menu_0_patents_secondary_menu_3_getting-started_secondary_menu_inventor-and-entrepreneur-resources_secondary_menu" class="menu-item"> <a href="/learning-and-resources/inventors-entrepreneurs-resources" data-drupal-link-system-path="learning-and-resources/inventors-entrepreneurs-resources">Inventor and entrepreneur resources</a></li><li id="main-menu_0_patents_secondary_menu_4_getting-started_secondary_menu_international-cooperation_secondary_menu" class="menu-item collapsed"> <a href="/patents/basics/international-patent-cooperation" data-drupal-link-system-path="patents/basics/international-patent-cooperation">International cooperation</a></li><li id="main-menu_0_patents_secondary_menu_5_getting-started_secondary_menu_patent-faqs_secondary_menu" class="menu-item"> <a href="/help/patent-help#patents" data-drupal-link-system-path="help/patent-help">Patent FAQs</a></li></ul></li><li id="main-menu_1_patents_secondary_menu_application-process_secondary_menu" class="menu-item expanded"> <a href="/patents#application-process-1" class="menuparent" aria-hidden="true"> Application process</a><ul class="menu"><li class="menu-item"><a href="/" class="menu__link menu-back" style="left: 0px;">Back</a></li><li id="main-menu_1_patents_secondary_menu_0_application-process_secondary_menu_patent-public-search_secondary_menu" class="menu-item collapsed"> <a href="/patents/search/patent-public-search" data-drupal-link-system-path="patents/search/patent-public-search">Patent Public Search</a></li><li id="main-menu_1_patents_secondary_menu_1_application-process_secondary_menu_search-for-patents_secondary_menu" class="menu-item collapsed"> <a href="/patents/search" data-drupal-link-system-path="patents/search">Search for patents</a></li><li id="main-menu_1_patents_secondary_menu_2_application-process_secondary_menu_learn-about-patent-classification_secondary_menu" class="menu-item"> <a href="/patents/search/classification-standards-and-development" data-drupal-link-system-path="patents/search/classification-standards-and-development">Learn about patent classification</a></li><li id="main-menu_1_patents_secondary_menu_3_application-process_secondary_menu_filing-online_secondary_menu" class="menu-item collapsed"> <a href="/patents/apply" data-drupal-link-system-path="patents/apply">Filing online</a></li><li id="main-menu_1_patents_secondary_menu_4_application-process_secondary_menu_checking-application-status_secondary_menu" class="menu-item collapsed"> <a href="/patents/apply/checking-application-status/check-filing-status-your-patent-application" data-drupal-link-system-path="patents/apply/checking-application-status/check-filing-status-your-patent-application">Checking application status</a></li><li id="main-menu_1_patents_secondary_menu_5_application-process_secondary_menu_responding-to-office-actions_secondary_menu" class="menu-item"> <a href="/patents/maintain/responding-office-actions" data-drupal-link-system-path="patents/maintain/responding-office-actions">Responding to Office actions</a></li><li id="main-menu_1_patents_secondary_menu_6_application-process_secondary_menu_petitions_secondary_menu" class="menu-item"> <a href="/patents/apply/petitions" data-drupal-link-system-path="patents/apply/petitions">Petitions</a></li><li id="main-menu_1_patents_secondary_menu_7_application-process_secondary_menu_patent-trial-and-appeal-board_secondary_menu" class="menu-item collapsed"> <a href="/patents/ptab" data-drupal-link-system-path="patents/ptab">Patent Trial and Appeal Board</a></li></ul></li><li id="main-menu_2_patents_secondary_menu_maintaining-a-patent_secondary_menu" class="menu-item expanded"> <a href="/patents#maintaining-a-patent-1" class="menuparent" aria-hidden="true"> Maintaining a patent</a><ul class="menu"><li class="menu-item"><a href="/" class="menu__link menu-back" style="left: 0px;">Back</a></li><li id="main-menu_2_patents_secondary_menu_0_maintaining-a-patent_secondary_menu_maintenance-fees_secondary_menu" class="menu-item"> <a href="/patents/maintain" data-drupal-link-system-path="patents/maintain">Maintenance fees</a></li><li id="main-menu_2_patents_secondary_menu_1_maintaining-a-patent_secondary_menu_correcting-your-patent_secondary_menu" class="menu-item"> <a href="/patents/maintain/data-management-services" data-drupal-link-system-path="patents/maintain/data-management-services">Correcting your patent</a></li><li id="main-menu_2_patents_secondary_menu_2_maintaining-a-patent_secondary_menu_transferring-ownership_secondary_menu" class="menu-item"> <a href="/patents/maintain/patents-assignments-change-search-ownership" data-drupal-link-system-path="patents/maintain/patents-assignments-change-search-ownership">Transferring ownership</a></li><li id="main-menu_2_patents_secondary_menu_3_maintaining-a-patent_secondary_menu_ordering-certified-documents_secondary_menu" class="menu-item"> <a href="https://certifiedcopycenter.uspto.gov">Ordering certified documents</a></li></ul></li><li id="main-menu_3_patents_secondary_menu_more-patents_secondary_menu" class="menu-item expanded"> <a href="/patents#more-patents-1" class="menuparent" aria-hidden="true"> More Patents</a><ul class="menu"><li class="menu-item"><a href="/" class="menu__link menu-back" style="left: 0px;">Back</a></li><li id="main-menu_3_patents_secondary_menu_0_more-patents_secondary_menu_initiatives_secondary_menu" class="menu-item collapsed"> <a href="/patents/initiatives" data-drupal-link-system-path="patents/initiatives">Initiatives</a></li><li id="main-menu_3_patents_secondary_menu_1_more-patents_secondary_menu_forms_secondary_menu" class="menu-item"> <a href="/patents/apply/forms" data-drupal-link-system-path="patents/apply/forms">Forms</a></li><li id="main-menu_3_patents_secondary_menu_2_more-patents_secondary_menu_fees-payment-information_secondary_menu" class="menu-item"> <a href="/learning-and-resources/fees-and-payment/fees-payments-faqs" data-drupal-link-system-path="learning-and-resources/fees-and-payment/fees-payments-faqs">Fees & payment information</a></li><li id="main-menu_3_patents_secondary_menu_3_more-patents_secondary_menu_patents-announcements_secondary_menu" class="menu-item"> <a href="/patents/patent-announcements" data-drupal-link-system-path="patents/patent-announcements">Patents Announcements</a></li><li id="main-menu_3_patents_secondary_menu_4_more-patents_secondary_menu_patents-ombuds_secondary_menu" class="menu-item"> <a href="/learning-and-resources/support-centers/patents-ombuds-office" data-drupal-link-system-path="learning-and-resources/support-centers/patents-ombuds-office">Patents Ombuds</a></li><li id="main-menu_3_patents_secondary_menu_5_more-patents_secondary_menu_laws-and-regulations_secondary_menu" class="menu-item collapsed"> <a href="/patents/laws" data-drupal-link-system-path="patents/laws">Laws and Regulations</a></li><li id="main-menu_3_patents_secondary_menu_6_more-patents_secondary_menu_contact-patents_secondary_menu" class="menu-item"> <a href="/patents/contact-patents" data-drupal-link-system-path="patents/contact-patents">Contact Patents</a></li><li id="main-menu_3_patents_secondary_menu_7_more-patents_secondary_menu_patent-technology-centers-management_secondary_menu" class="menu-item collapsed"> <a href="/patents/contact-patents/patent-technology-centers-management" data-drupal-link-system-path="patents/contact-patents/patent-technology-centers-management">Patent Technology Centers Management</a></li></ul></li><li id="main-menu_4_patents_secondary_menu_tools-links_secondary_menu" class="menu-item expanded"> <a href="/patents#tools-&-links-1" class="menuparent" aria-hidden="true"> Tools & links</a><ul class="menu"><li class="menu-item"><a href="/" class="menu__link menu-back" style="left: 0px;">Back</a></li><li id="main-menu_4_patents_secondary_menu_0_tools-links_secondary_menu_online-patent-tools_secondary_menu" class="menu-item"> <a href="/patents/basics/online-patent-tools" title="Locate online patent services and information" data-drupal-link-system-path="patents/basics/online-patent-tools">Online patent tools</a></li><li id="main-menu_4_patents_secondary_menu_1_tools-links_secondary_menu_patent-center_secondary_menu" class="menu-item"> <a href="/patents/apply/patent-center" title="Single interface replacement for EFS-Web, Private PAIR and Public PAIR" data-drupal-link-system-path="patents/apply/patent-center">Patent Center</a></li><li id="main-menu_4_patents_secondary_menu_2_tools-links_secondary_menu_electronic-business-center_secondary_menu" class="menu-item"> <a href="/learning-and-resources/support-centers/patent-electronic-business-center" data-drupal-link-system-path="learning-and-resources/support-centers/patent-electronic-business-center">Electronic Business Center</a></li><li id="main-menu_4_patents_secondary_menu_3_tools-links_secondary_menu_check-application-status_secondary_menu" class="menu-item"> <a href="/patents/apply/checking-application-status/check-filing-status-your-patent-application" title="Check patent application status with Patent Center" data-drupal-link-system-path="patents/apply/checking-application-status/check-filing-status-your-patent-application">Check application status</a></li><li id="main-menu_4_patents_secondary_menu_4_tools-links_secondary_menu_fees-and-payment_secondary_menu" class="menu-item"> <a href="/learning-and-resources/fees-and-payment" title="Pay maintenance fees and learn more about filing fees and other payments" data-drupal-link-system-path="learning-and-resources/fees-and-payment">Fees and payment</a></li><li id="main-menu_4_patents_secondary_menu_5_tools-links_secondary_menu_patent-trial-appeal-board_secondary_menu" class="menu-item"> <a href="/patents/ptab" title="Resolve disputes regarding patents with PTAB" data-drupal-link-system-path="patents/ptab">Patent Trial & Appeal Board</a></li><li id="main-menu_4_patents_secondary_menu_6_tools-links_secondary_menu_global-dossier_secondary_menu" class="menu-item"> <a href="/patents/basics/international-protection/global-dossier-initiative" title="View international patent filings" data-drupal-link-system-path="patents/basics/international-protection/global-dossier-initiative">Global Dossier</a></li><li id="main-menu_4_patents_secondary_menu_7_tools-links_secondary_menu_more-tools-links_secondary_menu" class="menu-item"> <a href="/patents" data-drupal-link-system-path="patents">More tools & links</a></li></ul></li></ul></li><li id="main-menu_trademarks_secondary_menu" class="menu-item expanded"> <a href="/trademarks#trademarks-0" class="menuparent" aria-hidden="true"> Trademarks</a><ul class="menu"><li class="menu-item"><a href="/" class="menu__link menu-back" style="left: 0px;">Back</a></li><li id="main-menu_0_trademarks_secondary_menu_getting-started_secondary_menu" class="menu-item expanded"> <a href="/trademarks#getting-started-1" class="menuparent" aria-hidden="true"> Getting started</a><ul class="menu"><li class="menu-item"><a href="/" class="menu__link menu-back" style="left: 0px;">Back</a></li><li id="main-menu_0_trademarks_secondary_menu_0_getting-started_secondary_menu_trademark-basics_secondary_menu" class="menu-item collapsed"> <a href="/trademarks/basics" data-drupal-link-system-path="trademarks/basics">Trademark basics</a></li><li id="main-menu_0_trademarks_secondary_menu_1_getting-started_secondary_menu_process-overview_secondary_menu" class="menu-item"> <a href="/trademarks/basics/trademark-process" data-drupal-link-system-path="trademarks/basics/trademark-process">Process overview</a></li><li id="main-menu_0_trademarks_secondary_menu_2_getting-started_secondary_menu_trademark-videos_secondary_menu" class="menu-item"> <a href="/trademarks/videos" data-drupal-link-system-path="trademarks/videos">Trademark videos</a></li><li id="main-menu_0_trademarks_secondary_menu_3_getting-started_secondary_menu_trademark-faqs_secondary_menu" class="menu-item"> <a href="/learning-and-resources/trademark-faqs" data-drupal-link-system-path="learning-and-resources/trademark-faqs">Trademark FAQs</a></li><li id="main-menu_0_trademarks_secondary_menu_4_getting-started_secondary_menu_hiring-a-u-s--licensed-attorney_secondary_menu" class="menu-item"> <a href="/trademarks/basics/why-hire-private-trademark-attorney" data-drupal-link-system-path="trademarks/basics/why-hire-private-trademark-attorney">Hiring a U.S.-licensed attorney</a></li><li id="main-menu_0_trademarks_secondary_menu_5_getting-started_secondary_menu_madrid-protocol-international-protection_secondary_menu" class="menu-item"> <a href="/ip-policy/international-protection/madrid-protocol" data-drupal-link-system-path="ip-policy/international-protection/madrid-protocol">Madrid Protocol international protection</a></li><li id="main-menu_0_trademarks_secondary_menu_6_getting-started_secondary_menu_protect-against-trademark-scams_secondary_menu" class="menu-item collapsed"> <a href="/trademarks/protect" data-drupal-link-system-path="trademarks/protect">Protect against trademark scams</a></li></ul></li><li id="main-menu_1_trademarks_secondary_menu_application-process_secondary_menu" class="menu-item expanded"> <a href="/trademarks#application-process-1" class="menuparent" aria-hidden="true"> Application process</a><ul class="menu"><li class="menu-item"><a href="/" class="menu__link menu-back" style="left: 0px;">Back</a></li><li id="main-menu_1_trademarks_secondary_menu_0_application-process_secondary_menu_search-our-trademark-database_secondary_menu" class="menu-item collapsed"> <a href="/trademarks/search" data-drupal-link-system-path="trademarks/search">Search our trademark database</a></li><li id="main-menu_1_trademarks_secondary_menu_1_application-process_secondary_menu_apply-online_secondary_menu" class="menu-item"> <a href="/trademarks/apply" data-drupal-link-system-path="trademarks/apply">Apply online</a></li><li id="main-menu_1_trademarks_secondary_menu_2_application-process_secondary_menu_disclosure-of-public-information_secondary_menu" class="menu-item"> <a href="/trademarks/apply/faqs-personal-information-trademark-records" data-drupal-link-system-path="trademarks/apply/faqs-personal-information-trademark-records">Disclosure of public information</a></li><li id="main-menu_1_trademarks_secondary_menu_3_application-process_secondary_menu_checking-application-status-viewing-documents_secondary_menu" class="menu-item"> <a href="/trademarks/apply/check-status-view-documents" data-drupal-link-system-path="trademarks/apply/check-status-view-documents">Checking application status & viewing documents</a></li><li id="main-menu_1_trademarks_secondary_menu_4_application-process_secondary_menu_responding-to-office-actions_secondary_menu" class="menu-item"> <a href="/trademarks/maintain/responding-office-actions" data-drupal-link-system-path="trademarks/maintain/responding-office-actions">Responding to office actions</a></li><li id="main-menu_1_trademarks_secondary_menu_5_application-process_secondary_menu_abandoned-applications_secondary_menu" class="menu-item"> <a href="/trademarks/apply/reviving-abandoned-application" data-drupal-link-system-path="trademarks/apply/reviving-abandoned-application">Abandoned applications</a></li><li id="main-menu_1_trademarks_secondary_menu_6_application-process_secondary_menu_ordering-certified-documents_secondary_menu" class="menu-item"> <a href="/trademarks/contact-trademarks" data-drupal-link-system-path="trademarks/contact-trademarks">Ordering certified documents</a></li><li id="main-menu_1_trademarks_secondary_menu_7_application-process_secondary_menu_trademark-trial-and-appeal-board_secondary_menu" class="menu-item"> <a href="/trademarks/ttab" data-drupal-link-system-path="trademarks/ttab">Trademark Trial and Appeal Board</a></li></ul></li><li id="main-menu_2_trademarks_secondary_menu_maintaining-a-trademark-registration_secondary_menu" class="menu-item expanded"> <a href="/trademarks#maintaining-a-trademark-registration-1" class="menuparent" aria-hidden="true"> Maintaining a trademark registration</a><ul class="menu"><li class="menu-item"><a href="/" class="menu__link menu-back" style="left: 0px;">Back</a></li><li id="main-menu_2_trademarks_secondary_menu_0_maintaining-a-trademark-registration_secondary_menu_keeping-your-registration-alive_secondary_menu" class="menu-item"> <a href="/trademarks/maintain/keeping-your-registration-alive" data-drupal-link-system-path="trademarks/maintain/keeping-your-registration-alive">Keeping your registration alive</a></li><li id="main-menu_2_trademarks_secondary_menu_1_maintaining-a-trademark-registration_secondary_menu_forms-to-file_secondary_menu" class="menu-item"> <a href="/trademarks/maintain" data-drupal-link-system-path="trademarks/maintain">Forms to file</a></li><li id="main-menu_2_trademarks_secondary_menu_2_maintaining-a-trademark-registration_secondary_menu_checking-registration-status-viewing-documents_secondary_menu" class="menu-item"> <a href="/trademarks/maintain/checking-status-application-or-registration" data-drupal-link-system-path="trademarks/maintain/checking-status-application-or-registration">Checking registration status & viewing documents</a></li><li id="main-menu_2_trademarks_secondary_menu_3_maintaining-a-trademark-registration_secondary_menu_enforcing-your-trademark-rights-trademark-litigation_secondary_menu" class="menu-item"> <a href="/trademarks/been-sued-or-received-cease-and-desist-letter-answers-common-questions-about-trademark" data-drupal-link-system-path="trademarks/been-sued-or-received-cease-and-desist-letter-answers-common-questions-about-trademark">Enforcing your trademark rights/trademark litigation</a></li><li id="main-menu_2_trademarks_secondary_menu_4_maintaining-a-trademark-registration_secondary_menu_transferring-ownership_secondary_menu" class="menu-item"> <a href="/trademarks/trademark-assignments-change-search-ownership" data-drupal-link-system-path="trademarks/trademark-assignments-change-search-ownership">Transferring ownership</a></li></ul></li><li id="main-menu_3_trademarks_secondary_menu_more-trademarks_secondary_menu" class="menu-item expanded"> <a href="/trademarks#more-trademarks-1" class="menuparent" aria-hidden="true"> More Trademarks</a><ul class="menu"><li class="menu-item"><a href="/" class="menu__link menu-back" style="left: 0px;">Back</a></li><li id="main-menu_3_trademarks_secondary_menu_0_more-trademarks_secondary_menu_trademark-updates-and-announcements_secondary_menu" class="menu-item collapsed"> <a href="/trademarks/trademark-updates-announcements" data-drupal-link-system-path="trademarks/trademark-updates-announcements">Trademark Updates and Announcements</a></li><li id="main-menu_3_trademarks_secondary_menu_1_more-trademarks_secondary_menu_laws-regulations_secondary_menu" class="menu-item collapsed"> <a href="/trademarks/laws" data-drupal-link-system-path="trademarks/laws">Laws & Regulations</a></li><li id="main-menu_3_trademarks_secondary_menu_2_more-trademarks_secondary_menu_fees-payment-information_secondary_menu" class="menu-item"> <a href="/trademarks/trademark-fee-information" data-drupal-link-system-path="trademarks/trademark-fee-information">Fees & payment information</a></li><li id="main-menu_3_trademarks_secondary_menu_3_more-trademarks_secondary_menu_guides-manuals-and-resources_secondary_menu" class="menu-item collapsed"> <a href="/trademarks/guides-and-manuals/manuals-guides-official-gazette" data-drupal-link-system-path="trademarks/guides-and-manuals/manuals-guides-official-gazette">Guides, Manuals, and Resources</a></li><li id="main-menu_3_trademarks_secondary_menu_4_more-trademarks_secondary_menu_sound-marks_secondary_menu" class="menu-item"> <a href="/trademarks/soundmarks/trademark-sound-mark-examples" data-drupal-link-system-path="trademarks/soundmarks/trademark-sound-mark-examples">Sound Marks</a></li><li id="main-menu_3_trademarks_secondary_menu_5_more-trademarks_secondary_menu_transferring-ownership-assignments_secondary_menu" class="menu-item"> <a href="/trademarks/trademark-assignments-change-search-ownership" data-drupal-link-system-path="trademarks/trademark-assignments-change-search-ownership">Transferring Ownership / Assignments</a></li><li id="main-menu_3_trademarks_secondary_menu_6_more-trademarks_secondary_menu_documents-for-prosecutors_secondary_menu" class="menu-item"> <a href="/trademarks/trademark-documents-prosecutors-official-government-use-only" data-drupal-link-system-path="trademarks/trademark-documents-prosecutors-official-government-use-only">Documents for prosecutors</a></li><li id="main-menu_3_trademarks_secondary_menu_7_more-trademarks_secondary_menu_trademark-timelines_secondary_menu" class="menu-item"> <a href="/trademarks/trademark-timelines/trademark-application-and-post-registration-process-timelines" data-drupal-link-system-path="trademarks/trademark-timelines/trademark-application-and-post-registration-process-timelines">Trademark Timelines</a></li><li id="main-menu_3_trademarks_secondary_menu_8_more-trademarks_secondary_menu_contact-trademarks_secondary_menu" class="menu-item"> <a href="/trademarks/contact-trademarks" data-drupal-link-system-path="trademarks/contact-trademarks">Contact Trademarks</a></li></ul></li><li id="main-menu_4_trademarks_secondary_menu_tools-links_secondary_menu" class="menu-item expanded"> <a href="/trademarks#tools-&-links-1" class="menuparent" aria-hidden="true"> Tools & links</a><ul class="menu"><li class="menu-item"><a href="/" class="menu__link menu-back" style="left: 0px;">Back</a></li><li id="main-menu_4_trademarks_secondary_menu_0_tools-links_secondary_menu_apply-online-teas_secondary_menu" class="menu-item"> <a href="/trademarks/apply" title="File a trademark application and other documents online through TEAS." data-drupal-link-system-path="trademarks/apply">Apply online (TEAS)</a></li><li id="main-menu_4_trademarks_secondary_menu_1_tools-links_secondary_menu_check-application-status-tsdr_secondary_menu" class="menu-item"> <a href="/trademarks/apply/check-status-view-documents" title="Check trademark application status and view all documents associated with an application/registration." data-drupal-link-system-path="trademarks/apply/check-status-view-documents">Check application status (TSDR)</a></li><li id="main-menu_4_trademarks_secondary_menu_2_tools-links_secondary_menu_trademark-fees_secondary_menu" class="menu-item"> <a href="/trademarks/trademark-fee-information" title="Trademark fees and payment" data-drupal-link-system-path="trademarks/trademark-fee-information">Trademark fees</a></li><li id="main-menu_4_trademarks_secondary_menu_3_tools-links_secondary_menu_trademark-trial-and-appeal-board_secondary_menu" class="menu-item"> <a href="/trademarks/ttab" data-drupal-link-system-path="trademarks/ttab">Trademark Trial and Appeal Board</a></li><li id="main-menu_4_trademarks_secondary_menu_4_tools-links_secondary_menu_more-tools-links_secondary_menu" class="menu-item"> <a href="/trademarks" data-drupal-link-system-path="trademarks">More tools & links</a></li></ul></li></ul></li><li id="main-menu_ip-policy_secondary_menu" class="menu-item expanded"> <a href="/ip-policy#ip-policy-0" class="menuparent" aria-hidden="true"> IP Policy</a><ul class="menu"><li class="menu-item"><a href="/" class="menu__link menu-back" style="left: 0px;">Back</a></li><li id="main-menu_0_ip-policy_secondary_menu_ip-policy_secondary_menu" class="menu-item expanded"> <a href="/ip-policy#ip-policy-1" class="menuparent" aria-hidden="true"> IP policy</a><ul class="menu"><li class="menu-item"><a href="/" class="menu__link menu-back" style="left: 0px;">Back</a></li><li id="main-menu_0_ip-policy_secondary_menu_0_ip-policy_secondary_menu_patent-policy_secondary_menu" class="menu-item"> <a href="/ip-policy/patent-policy" data-drupal-link-system-path="ip-policy/patent-policy">Patent policy</a></li><li id="main-menu_0_ip-policy_secondary_menu_1_ip-policy_secondary_menu_industrial-design-policy_secondary_menu" class="menu-item"> <a href="/ip-policy/industrial-design-policy" data-drupal-link-system-path="ip-policy/industrial-design-policy">Industrial design policy</a></li><li id="main-menu_0_ip-policy_secondary_menu_2_ip-policy_secondary_menu_trademark-policy_secondary_menu" class="menu-item collapsed"> <a href="/ip-policy/trademark-policy" data-drupal-link-system-path="ip-policy/trademark-policy">Trademark policy</a></li><li id="main-menu_0_ip-policy_secondary_menu_3_ip-policy_secondary_menu_copyright-policy_secondary_menu" class="menu-item"> <a href="/ip-policy/copyright-policy" data-drupal-link-system-path="ip-policy/copyright-policy">Copyright policy</a></li><li id="main-menu_0_ip-policy_secondary_menu_4_ip-policy_secondary_menu_enforcement-policy_secondary_menu" class="menu-item collapsed"> <a href="/ip-policy/enforcement-policy" data-drupal-link-system-path="ip-policy/enforcement-policy">Enforcement policy</a></li><li id="main-menu_0_ip-policy_secondary_menu_5_ip-policy_secondary_menu_trade-secret-policy_secondary_menu" class="menu-item"> <a href="/ip-policy/trade-secret-policy" data-drupal-link-system-path="ip-policy/trade-secret-policy">Trade secret policy</a></li><li id="main-menu_0_ip-policy_secondary_menu_6_ip-policy_secondary_menu_international-protection_secondary_menu" class="menu-item collapsed"> <a href="/ip-policy/international-ip-treaties" data-drupal-link-system-path="ip-policy/international-ip-treaties">International Protection</a></li></ul></li><li id="main-menu_1_ip-policy_secondary_menu_international-affairs_secondary_menu" class="menu-item expanded"> <a href="/ip-policy#international-affairs-1" class="menuparent" aria-hidden="true"> International affairs</a><ul class="menu"><li class="menu-item"><a href="/" class="menu__link menu-back" style="left: 0px;">Back</a></li><li id="main-menu_1_ip-policy_secondary_menu_0_international-affairs_secondary_menu_ip-attach-program_secondary_menu" class="menu-item collapsed"> <a href="/ip-policy/ip-attache-program" data-drupal-link-system-path="ip-policy/ip-attache-program">IP Attach茅 Program</a></li><li id="main-menu_1_ip-policy_secondary_menu_1_international-affairs_secondary_menu_china-ip_secondary_menu" class="menu-item collapsed"> <a href="/ip-policy/china" data-drupal-link-system-path="ip-policy/china">China IP</a></li><li id="main-menu_1_ip-policy_secondary_menu_2_international-affairs_secondary_menu_ipr-toolkits_secondary_menu" class="menu-item"> <a href="/ip-policy/ipr-toolkits" data-drupal-link-system-path="ip-policy/ipr-toolkits">IPR toolkits</a></li><li id="main-menu_1_ip-policy_secondary_menu_3_international-affairs_secondary_menu_international-intergovernmental-organizations_secondary_menu" class="menu-item"> <a href="/ip-policy/international-intergovernmental-organizations" data-drupal-link-system-path="ip-policy/international-intergovernmental-organizations">International intergovernmental organizations</a></li></ul></li><li id="main-menu_2_ip-policy_secondary_menu_ip-research-and-training_secondary_menu" class="menu-item expanded"> <a href="/ip-policy#ip-research-and-training--1" class="menuparent" aria-hidden="true"> IP research and training </a><ul class="menu"><li class="menu-item"><a href="/" class="menu__link menu-back" style="left: 0px;">Back</a></li><li id="main-menu_2_ip-policy_secondary_menu_0_ip-research-and-training_secondary_menu_economic-research_secondary_menu" class="menu-item collapsed"> <a href="/ip-policy/economic-research" data-drupal-link-system-path="ip-policy/economic-research">Economic research</a></li><li id="main-menu_2_ip-policy_secondary_menu_1_ip-research-and-training_secondary_menu_global-intellectual-property-academy_secondary_menu" class="menu-item collapsed"> <a href="/ip-policy/global-intellectual-property-academy" data-drupal-link-system-path="ip-policy/global-intellectual-property-academy">Global Intellectual Property Academy</a></li></ul></li><li id="main-menu_3_ip-policy_secondary_menu_tools-links_secondary_menu" class="menu-item expanded"> <a href="/ip-policy#tools-&-links-1" class="menuparent" aria-hidden="true"> Tools & links</a><ul class="menu"><li class="menu-item"><a href="/" class="menu__link menu-back" style="left: 0px;">Back</a></li><li id="main-menu_3_ip-policy_secondary_menu_0_tools-links_secondary_menu_legislative-resources_secondary_menu" class="menu-item"> <a href="/ip-policy/legislative-resources" title="Learn about our current legislative initiatives." data-drupal-link-system-path="ip-policy/legislative-resources">Legislative resources</a></li><li id="main-menu_3_ip-policy_secondary_menu_1_tools-links_secondary_menu_ipr-toolkits_secondary_menu" class="menu-item"> <a href="/ip-policy/ipr-toolkits" title="Find out how to protect intellectual property in other countries." data-drupal-link-system-path="ip-policy/ipr-toolkits">IPR toolkits</a></li><li id="main-menu_3_ip-policy_secondary_menu_2_tools-links_secondary_menu_ip-policy-events_secondary_menu" class="menu-item"> <a href="/ip-policy/ip-policy-events" title="Find upcoming programs related to IP policy and international affairs" data-drupal-link-system-path="ip-policy/ip-policy-events">IP policy events</a></li><li id="main-menu_3_ip-policy_secondary_menu_3_tools-links_secondary_menu_more-tools-links_secondary_menu" class="menu-item"> <a href="/ip-policy" data-drupal-link-system-path="ip-policy">More tools & links</a></li></ul></li></ul></li><li id="main-menu_learning-and-resources_secondary_menu" class="menu-item expanded"> <a href="/learning-resources#learning-and-resources-0" class="menuparent" aria-hidden="true"> Learning and Resources</a><ul class="menu"><li class="menu-item"><a href="/" class="menu__link menu-back" style="left: 0px;">Back</a></li><li id="main-menu_0_learning-and-resources_secondary_menu_resources-by-audience_secondary_menu" class="menu-item expanded"> <a href="/learning-resources#resources-by-audience-1" class="menuparent" aria-hidden="true"> Resources by audience</a><ul class="menu"><li class="menu-item"><a href="/" class="menu__link menu-back" style="left: 0px;">Back</a></li><li id="main-menu_0_learning-and-resources_secondary_menu_0_resources-by-audience_secondary_menu_attorneys-agents-paralegals_secondary_menu" class="menu-item"> <a href="/learning-and-resources/attorneys-agents-and-paralegals" data-drupal-link-system-path="learning-and-resources/attorneys-agents-and-paralegals">Attorneys, agents & paralegals</a></li><li id="main-menu_0_learning-and-resources_secondary_menu_1_resources-by-audience_secondary_menu_inventors-entrepreneurs_secondary_menu" class="menu-item"> <a href="/learning-and-resources/inventors-entrepreneurs-resources" data-drupal-link-system-path="learning-and-resources/inventors-entrepreneurs-resources">Inventors & entrepreneurs</a></li><li id="main-menu_0_learning-and-resources_secondary_menu_2_resources-by-audience_secondary_menu_kids-educators_secondary_menu" class="menu-item"> <a href="/learning-and-resources/kids-educators" data-drupal-link-system-path="learning-and-resources/kids-educators">Kids & educators</a></li><li id="main-menu_0_learning-and-resources_secondary_menu_3_resources-by-audience_secondary_menu_media_secondary_menu" class="menu-item"> <a href="/about-us/news-updates" data-drupal-link-system-path="about-us/news-updates">Media</a></li><li id="main-menu_0_learning-and-resources_secondary_menu_4_resources-by-audience_secondary_menu_researchers-librarians_secondary_menu" class="menu-item"> <a href="/learning-and-resources/patent-trademark-resource-centers" data-drupal-link-system-path="learning-and-resources/patent-trademark-resource-centers">Researchers & librarians</a></li><li id="main-menu_0_learning-and-resources_secondary_menu_5_resources-by-audience_secondary_menu_patent-trademark-practitioners_secondary_menu" class="menu-item collapsed"> <a href="/learning-and-resources/patent-and-trademark-practitioners" data-drupal-link-system-path="learning-and-resources/patent-and-trademark-practitioners">Patent & trademark practitioners</a></li></ul></li><li id="main-menu_1_learning-and-resources_secondary_menu_help-by-topic_secondary_menu" class="menu-item expanded"> <a href="/learning-resources#help-by-topic-1" class="menuparent" aria-hidden="true"> Help by topic</a><ul class="menu"><li class="menu-item"><a href="/" class="menu__link menu-back" style="left: 0px;">Back</a></li><li id="main-menu_1_learning-and-resources_secondary_menu_0_help-by-topic_secondary_menu_fees-and-payment_secondary_menu" class="menu-item collapsed"> <a href="/learning-and-resources/fees-and-payment" data-drupal-link-system-path="learning-and-resources/fees-and-payment">Fees and payment</a></li><li id="main-menu_1_learning-and-resources_secondary_menu_1_help-by-topic_secondary_menu_general-faqs_secondary_menu" class="menu-item"> <a href="/learning-and-resources/general-faqs" data-drupal-link-system-path="learning-and-resources/general-faqs">General FAQs</a></li><li id="main-menu_1_learning-and-resources_secondary_menu_2_help-by-topic_secondary_menu_patents-faqs_secondary_menu" class="menu-item collapsed"> <a href="/help/patent-help" data-drupal-link-system-path="help/patent-help">Patents FAQs</a></li><li id="main-menu_1_learning-and-resources_secondary_menu_3_help-by-topic_secondary_menu_trademark-faqs_secondary_menu" class="menu-item"> <a href="/learning-and-resources/trademark-faqs" data-drupal-link-system-path="learning-and-resources/trademark-faqs">Trademark FAQs</a></li><li id="main-menu_1_learning-and-resources_secondary_menu_4_help-by-topic_secondary_menu_transferring-ownership-assignments-help_secondary_menu" class="menu-item"> <a href="/learning-and-resources/transferring-ownership-assignments-faqs" data-drupal-link-system-path="learning-and-resources/transferring-ownership-assignments-faqs">Transferring ownership / Assignments help</a></li></ul></li><li id="main-menu_2_learning-and-resources_secondary_menu_services-publications_secondary_menu" class="menu-item expanded"> <a href="/learning-resources#services-&-publications-1" class="menuparent" aria-hidden="true"> Services & publications</a><ul class="menu"><li class="menu-item"><a href="/" class="menu__link menu-back" style="left: 0px;">Back</a></li><li id="main-menu_2_learning-and-resources_secondary_menu_0_services-publications_secondary_menu_open-data-mobility_secondary_menu" class="menu-item collapsed"> <a href="/learning-and-resources/open-data-and-mobility" data-drupal-link-system-path="learning-and-resources/open-data-and-mobility">Open data & mobility</a></li><li id="main-menu_2_learning-and-resources_secondary_menu_1_services-publications_secondary_menu_federal-register-notices_secondary_menu" class="menu-item collapsed"> <a href="/learning-and-resources/federal-register" data-drupal-link-system-path="learning-and-resources/federal-register">Federal Register Notices</a></li><li id="main-menu_2_learning-and-resources_secondary_menu_2_services-publications_secondary_menu_official-gazette_secondary_menu" class="menu-item collapsed"> <a href="/learning-and-resources/official-gazette" data-drupal-link-system-path="learning-and-resources/official-gazette">Official Gazette</a></li><li id="main-menu_2_learning-and-resources_secondary_menu_3_services-publications_secondary_menu_support-centers_secondary_menu" class="menu-item collapsed"> <a href="/about-us/contact-us" data-drupal-link-system-path="about-us/contact-us">Support centers</a></li><li id="main-menu_2_learning-and-resources_secondary_menu_4_services-publications_secondary_menu_xml-resources_secondary_menu" class="menu-item"> <a href="/learning-and-resources/xml-resources" data-drupal-link-system-path="learning-and-resources/xml-resources">XML resources</a></li><li id="main-menu_2_learning-and-resources_secondary_menu_5_services-publications_secondary_menu_classification_secondary_menu" class="menu-item"> <a href="/patents/search/classification-standards-and-development" data-drupal-link-system-path="patents/search/classification-standards-and-development">Classification</a></li></ul></li><li id="main-menu_3_learning-and-resources_secondary_menu_tools-links_secondary_menu" class="menu-item expanded"> <a href="/learning-resources#tools-&-links-1" class="menuparent" aria-hidden="true"> Tools & links</a><ul class="menu"><li class="menu-item"><a href="/" class="menu__link menu-back" style="left: 0px;">Back</a></li><li id="main-menu_3_learning-and-resources_secondary_menu_0_tools-links_secondary_menu_operational-status_secondary_menu" class="menu-item"> <a href="/learning-and-resources/operating-status" data-drupal-link-system-path="learning-and-resources/operating-status">Operational status</a></li><li id="main-menu_3_learning-and-resources_secondary_menu_1_tools-links_secondary_menu_events_secondary_menu" class="menu-item"> <a href="/about-us/events" data-drupal-link-system-path="about-us/events">Events</a></li><li id="main-menu_3_learning-and-resources_secondary_menu_2_tools-links_secondary_menu_guidance-documents_secondary_menu" class="menu-item"> <a href="/guidance" data-drupal-link-system-path="guidance">Guidance documents</a></li><li id="main-menu_3_learning-and-resources_secondary_menu_3_tools-links_secondary_menu_glossary-of-terms_secondary_menu" class="menu-item"> <a href="/learning-and-resources/glossary" data-drupal-link-system-path="learning-and-resources/glossary">Glossary of terms</a></li><li id="main-menu_3_learning-and-resources_secondary_menu_4_tools-links_secondary_menu_subscriptions_secondary_menu" class="menu-item"> <a href="https://www.uspto.gov/subscribe">Subscriptions</a></li><li id="main-menu_3_learning-and-resources_secondary_menu_5_tools-links_secondary_menu_how-to-videos_secondary_menu" class="menu-item"> <a href="/learning-and-resources/uspto-videos" data-drupal-link-system-path="learning-and-resources/uspto-videos">How-to videos</a></li><li id="main-menu_3_learning-and-resources_secondary_menu_6_tools-links_secondary_menu_ip-programs-and-awards_secondary_menu" class="menu-item"> <a href="/learning-and-resources/ip-programs-and-awards" data-drupal-link-system-path="learning-and-resources/ip-programs-and-awards">IP programs and awards</a></li><li id="main-menu_3_learning-and-resources_secondary_menu_7_tools-links_secondary_menu_statistics_secondary_menu" class="menu-item"> <a href="/learning-and-resources/statistics" data-drupal-link-system-path="learning-and-resources/statistics">Statistics</a></li><li id="main-menu_3_learning-and-resources_secondary_menu_8_tools-links_secondary_menu_ip-identifier_secondary_menu" class="menu-item"> <a href="https://ipidentifier.uspto.gov/">IP Identifier</a></li><li id="main-menu_3_learning-and-resources_secondary_menu_9_tools-links_secondary_menu_more-tools-links_secondary_menu" class="menu-item"> <a href="/learning-resources" data-drupal-link-system-path="learning-resources">More tools & links</a></li></ul></li><li id="main-menu_4_learning-and-resources_secondary_menu_more-learning-and-resources_secondary_menu" class="menu-item expanded"> <a href="/learning-resources#more-learning-and-resources-1" class="menuparent" aria-hidden="true"> More Learning and Resources</a><ul class="menu"><li class="menu-item"><a href="/" class="menu__link menu-back" style="left: 0px;">Back</a></li><li id="main-menu_4_learning-and-resources_secondary_menu_0_more-learning-and-resources_secondary_menu_examiner-training-materials_secondary_menu" class="menu-item"> <a href="/learning-and-resources/examiner-training-materials" data-drupal-link-system-path="learning-and-resources/examiner-training-materials">Examiner Training Materials</a></li><li id="main-menu_4_learning-and-resources_secondary_menu_1_more-learning-and-resources_secondary_menu_educational-resources_secondary_menu" class="menu-item collapsed"> <a href="/learning-and-resources/kids-educators" data-drupal-link-system-path="learning-and-resources/kids-educators">Educational Resources</a></li><li id="main-menu_4_learning-and-resources_secondary_menu_2_more-learning-and-resources_secondary_menu_ip-programs-and-awards_secondary_menu" class="menu-item collapsed"> <a href="/learning-and-resources/ip-programs-and-awards" data-drupal-link-system-path="learning-and-resources/ip-programs-and-awards">IP Programs and Awards</a></li><li id="main-menu_4_learning-and-resources_secondary_menu_3_more-learning-and-resources_secondary_menu_order-print-publications_secondary_menu" class="menu-item"> <a href="/learning-and-resources/support-centers/uspto-contact-center-ucc" data-drupal-link-system-path="learning-and-resources/support-centers/uspto-contact-center-ucc">Order Print Publications</a></li><li id="main-menu_4_learning-and-resources_secondary_menu_4_more-learning-and-resources_secondary_menu_other-web-resources_secondary_menu" class="menu-item"> <a href="/learning-and-resources/other-web-resources" data-drupal-link-system-path="learning-and-resources/other-web-resources">Other Web Resources</a></li><li id="main-menu_4_learning-and-resources_secondary_menu_5_more-learning-and-resources_secondary_menu_statistics_secondary_menu" class="menu-item"> <a href="/learning-and-resources/statistics" data-drupal-link-system-path="learning-and-resources/statistics">Statistics</a></li></ul></li></ul></li><li id="main-menu_about-us_secondary_menu" class="menu-item expanded"> <a href="/about-us#about-us-0" class="menuparent" aria-hidden="true"> About Us</a><ul class="menu"><li class="menu-item"><a href="/" class="menu__link menu-back" style="left: 0px;">Back</a></li><li id="main-menu_0_about-us_secondary_menu_initiatives_secondary_menu" class="menu-item collapsed"> <a href="/initiatives" data-drupal-link-system-path="initiatives">Initiatives</a></li><li id="main-menu_1_about-us_secondary_menu_financial-and-performance_secondary_menu" class="menu-item collapsed"> <a href="/about-us/financial-and-performance" data-drupal-link-system-path="about-us/financial-and-performance">Financial and Performance</a></li><li id="main-menu_2_about-us_secondary_menu_uspto-locations_secondary_menu" class="menu-item collapsed"> <a href="/about-us/uspto-office-locations" data-drupal-link-system-path="about-us/uspto-office-locations">USPTO Locations</a></li><li id="main-menu_3_about-us_secondary_menu_patent-and-trademark-resource-centers_secondary_menu" class="menu-item"> <a href="/learning-and-resources/patent-trademark-resource-centers" title="Patent and Trademark Resource Centers" data-drupal-link-system-path="learning-and-resources/patent-trademark-resource-centers">Patent and Trademark Resource Centers</a></li><li id="main-menu_4_about-us_secondary_menu_vendor-information_secondary_menu" class="menu-item"> <a href="/about-us/vendor-information" data-drupal-link-system-path="about-us/vendor-information">Vendor Information</a></li></ul></li><li id="main-menu_jobs_secondary_menu" class="menu-item collapsed"> <a href="/jobs/join-us" data-drupal-link-system-path="jobs/join-us">Jobs</a></li><li id="main-menu_contact-us_secondary_menu" class="menu-item"> <a href="/about-us/contact-us" data-drupal-link-system-path="about-us/contact-us">Contact Us</a></li><li id="main-menu_myuspto_secondary_menu" class="menu-item"> <a href="https://my.uspto.gov/">MyUSPTO </a></li></ul> </nav></div><div class="region region-quick-links-menu"><div class="input-group quick-links dropdown"><a class="btn btn-quick-links btn-primary md-icon dropdown-toggle" type="button" aria-haspopup="true"><span class="fa fa-link"></span>Find It Fast</a><div class="dropdown-menu quick-links-menu" role="menu"><div class="row field field--name-field-ql-column field--type-entity-reference-revisions field--label-hidden"><div class="col-sm-6"><div class="field-column-title"><div class="field field--name-field-title field--type-string field--label-hidden field__item">Patents</div></div><div class="field-links"><div class="field field--name-field-ql-item field--type-entity-reference-revisions field--label-hidden field__items"><div class="field__item"><div class="ql-icon"><div class="field field--name-field-icon field--type-fontawesome-icon field--label-hidden field__item"><div class="fontawesome-icons"><div class="fontawesome-icon"> <i class="fas fa-search" data-fa-transform="" data-fa-mask="" style=""></i></div></div></div></div><div class="ql-link" role="menuitem"><div class="field field--name-field-link field--type-link field--label-hidden field__items"><div class="field__item"><a href="https://ppubs.uspto.gov/pubwebapp/static/pages/landing.html">Patent Public Search</a></div></div><div class="field field--name-field-title field--type-string field--label-hidden field__item">Patent search</div></div></div><div class="field__item"><div class="ql-icon"><div class="field field--name-field-icon field--type-fontawesome-icon field--label-hidden field__item"><div class="fontawesome-icons"><div class="fontawesome-icon"> <i class="fas fa-keyboard" data-fa-transform="" data-fa-mask="" style=""></i></div></div></div></div><div class="ql-link" role="menuitem"><div class="field field--name-field-link field--type-link field--label-hidden field__items"><div class="field__item"><a href="https://patentcenter.uspto.gov/">Patent Center</a></div><div class="field__item"><a href="/patents/apply/forms">Forms</a></div></div><div class="field field--name-field-title field--type-string field--label-hidden field__item">Patent filing and status</div></div></div><div class="field__item"><div class="ql-icon"><div class="field field--name-field-icon field--type-fontawesome-icon field--label-hidden field__item"><div class="fontawesome-icons"><div class="fontawesome-icon"> <i class="fas fa-calendar-check" data-fa-transform="" data-fa-mask="" style=""></i></div></div></div></div><div class="ql-link" role="menuitem"><div class="field field--name-field-link field--type-link field--label-hidden field__items"><div class="field__item"><a href="https://globaldossier.uspto.gov">Global Dossier</a></div></div><div class="field field--name-field-title field--type-string field--label-hidden field__item">Filing status</div></div></div><div class="field__item"><div class="ql-icon"><div class="field field--name-field-icon field--type-fontawesome-icon field--label-hidden field__item"><div class="fontawesome-icons"><div class="fontawesome-icon"> <i class="fas fa-money-bill-alt" data-fa-transform="" data-fa-mask="" style=""></i></div></div></div></div><div class="ql-link" role="menuitem"><div class="field field--name-field-link field--type-link field--label-hidden field__items"><div class="field__item"><a href="https://fees.uspto.gov/MaintenanceFees">Pay maintenance fees</a></div></div><div class="field field--name-field-title field--type-string field--label-hidden field__item">Pay or look up maintenance fees</div></div></div><div class="field__item"><div class="ql-icon"><div class="field field--name-field-icon field--type-fontawesome-icon field--label-hidden field__item"><div class="fontawesome-icons"><div class="fontawesome-icon"> <i class="fas fa-gavel" data-fa-transform="" data-fa-mask="" style=""></i></div></div></div></div><div class="ql-link" role="menuitem"><div class="field field--name-field-link field--type-link field--label-hidden field__items"><div class="field__item"><a href="/patents/ptab">PTAB</a></div></div><div class="field field--name-field-title field--type-string field--label-hidden field__item">Patent Trial and Appeal Board</div></div></div><div class="field__item"><div class="ql-icon"><div class="field field--name-field-icon field--type-fontawesome-icon field--label-hidden field__item"><div class="fontawesome-icons"><div class="fontawesome-icon"> <i class="fas fa-user-plus" data-fa-transform="" data-fa-mask="" style=""></i></div></div></div></div><div class="ql-link" role="menuitem"><div class="field field--name-field-link field--type-link field--label-hidden field__items"><div class="field__item"><a href="https://assignment.uspto.gov/patent/">Search assignment</a></div><div class="field__item"><a href="https://assignmentcenter.uspto.gov">Record assignment</a></div></div><div class="field field--name-field-title field--type-string field--label-hidden field__item">Search recorded assignment and record ownership changes</div></div></div><div class="field__item"><div class="ql-icon"><div class="field field--name-field-icon field--type-fontawesome-icon field--label-hidden field__item"><div class="fontawesome-icons"><div class="fontawesome-icon"> <i class="fas fa-book-open" data-fa-transform="" data-fa-mask="" style=""></i></div></div></div></div><div class="ql-link" role="menuitem"><div class="field field--name-field-link field--type-link field--label-hidden field__items"><div class="field__item"><a href="https://www.uspto.gov/web/offices/pac/mpep/index.html">MPEP</a></div><div class="field__item"><a href="https://www.uspto.gov/web/patents/classification/">Classification</a></div></div><div class="field field--name-field-title field--type-string field--label-hidden field__item">Guides and manuals</div></div></div></div></div></div><div class="col-sm-6"><div class="field-column-title"><div class="field field--name-field-title field--type-string field--label-hidden field__item">Trademarks</div></div><div class="field-links"><div class="field field--name-field-ql-item field--type-entity-reference-revisions field--label-hidden field__items"><div class="field__item"><div class="ql-icon"><div class="field field--name-field-icon field--type-fontawesome-icon field--label-hidden field__item"><div class="fontawesome-icons"><div class="fontawesome-icon"> <i class="fas fa-search" data-fa-transform="" data-fa-mask="" style=""></i></div></div></div></div><div class="ql-link" role="menuitem"><div class="field field--name-field-link field--type-link field--label-hidden field__items"><div class="field__item"><a href="https://tmsearch.uspto.gov/">Trademark search</a></div></div><div class="field field--name-field-title field--type-string field--label-hidden field__item">Search trademark database</div></div></div><div class="field__item"><div class="ql-icon"><div class="field field--name-field-icon field--type-fontawesome-icon field--label-hidden field__item"><div class="fontawesome-icons"><div class="fontawesome-icon"> <i class="fas fa-keyboard" data-fa-transform="" data-fa-mask="" style=""></i></div></div></div></div><div class="ql-link" role="menuitem"><div class="field field--name-field-link field--type-link field--label-hidden field__items"><div class="field__item"><a href="https://trademarkcenter.uspto.gov">Trademark Center</a></div><div class="field__item"><a href="/trademarks/apply">TEAS</a></div><div class="field__item"><a href="/trademarks/apply/index-all-teas-forms">Forms</a></div></div><div class="field field--name-field-title field--type-string field--label-hidden field__item">Trademark filing</div></div></div><div class="field__item"><div class="ql-icon"><div class="field field--name-field-icon field--type-fontawesome-icon field--label-hidden field__item"><div class="fontawesome-icons"><div class="fontawesome-icon"> <i class="fas fa-calendar-check" data-fa-transform="" data-fa-mask="" style=""></i></div></div></div></div><div class="ql-link" role="menuitem"><div class="field field--name-field-link field--type-link field--label-hidden field__items"><div class="field__item"><a href="https://tsdr.uspto.gov">TSDR</a></div></div><div class="field field--name-field-title field--type-string field--label-hidden field__item">Status, documents, and certificates</div></div></div><div class="field__item"><div class="ql-icon"><div class="field field--name-field-icon field--type-fontawesome-icon field--label-hidden field__item"><div class="fontawesome-icons"><div class="fontawesome-icon"> <i class="fas fa-gavel" data-fa-transform="" data-fa-mask="" style=""></i></div></div></div></div><div class="ql-link" role="menuitem"><div class="field field--name-field-link field--type-link field--label-hidden field__items"><div class="field__item"><a href="/trademarks/ttab">TTAB</a></div><div class="field__item"><a href="https://estta.uspto.gov/">ESTTA</a></div><div class="field__item"><a href="https://ttabvue.uspto.gov/ttabvue/">TTABVUE</a></div></div><div class="field field--name-field-title field--type-string field--label-hidden field__item">Trademark Trial and Appeal Board</div></div></div><div class="field__item"><div class="ql-icon"><div class="field field--name-field-icon field--type-fontawesome-icon field--label-hidden field__item"><div class="fontawesome-icons"><div class="fontawesome-icon"> <i class="fas fa-user-plus" data-fa-transform="" data-fa-mask="" style=""></i></div></div></div></div><div class="ql-link" role="menuitem"><div class="field field--name-field-link field--type-link field--label-hidden field__items"><div class="field__item"><a href="https://assignment.uspto.gov/trademark/">Search assignment</a></div><div class="field__item"><a href="https://assignmentcenter.uspto.gov">Record assignment</a></div></div><div class="field field--name-field-title field--type-string field--label-hidden field__item">Search recorded assignment and record ownership changes</div></div></div><div class="field__item"><div class="ql-icon"><div class="field field--name-field-icon field--type-fontawesome-icon field--label-hidden field__item"><div class="fontawesome-icons"><div class="fontawesome-icon"> <i class="fas fa-book-open" data-fa-transform="" data-fa-mask="" style=""></i></div></div></div></div><div class="ql-link" role="menuitem"><div class="field field--name-field-link field--type-link field--label-hidden field__items"><div class="field__item"><a href="https://tmep.uspto.gov/">TMEP</a></div><div class="field__item"><a href="https://idm-tmng.uspto.gov/id-master-list-public.html">ID Manual</a></div><div class="field__item"><a href="https://eog-tmng.uspto.gov/">TMOG</a></div><div class="field__item"><a href="https://tbmp.uspto.gov/RDMS/TBMP/current">TBMP</a></div></div><div class="field field--name-field-title field--type-string field--label-hidden field__item">Guides and manuals</div></div></div><div class="field__item"><div class="ql-icon"><div class="field field--name-field-icon field--type-fontawesome-icon field--label-hidden field__item"><div class="fontawesome-icons"><div class="fontawesome-icon"> <i class="fas fa-newspaper" data-fa-transform="" data-fa-mask="" style=""></i></div></div></div></div><div class="ql-link" role="menuitem"><div class="field field--name-field-link field--type-link field--label-hidden field__items"><div class="field__item"><a href="/trademarks/application-timeline">Trademark processing wait times</a></div></div><div class="field field--name-field-title field--type-string field--label-hidden field__item">Current and target wait times</div></div></div></div></div></div></div><div class="field field--name-field-ql-item field--type-entity-reference-revisions field--label-hidden col-sm-12"><div class="field-links"><div class="ql-icon"></div><div class="ql-link" role="menuitem"><div class="field field--name-field-link field--type-link field--label-hidden field__items"><div class="field__item"><a href="/learning-and-resources/fees-and-payment">Fees and Payment</a></div></div><div class="field field--name-field-title field--type-string field--label-hidden field__item">Fee schedule and payment information</div></div></div><div class="field-links"><div class="ql-icon"></div><div class="ql-link" role="menuitem"><div class="field field--name-field-link field--type-link field--label-hidden field__items"><div class="field__item"><a href="/system-status">Systems status</a></div></div><div class="field field--name-field-title field--type-string field--label-hidden field__item">Current and planned system outages</div></div></div></div></div></div></div></div></nav></div></span> <div class="region-header-bottom"> <div class="container-lg"> <div class="row d-none d-sm-flex"> <div class="region region-header-breadcrumb col-12 px-3" id="header-breadcrumb"> <div id="block-uspto-breadcrumbs" class="block block-system block-system-breadcrumb-block block-uspto-breadcrumbs"> <nav class="mt-3" role="navigation" aria-labelledby="system-breadcrumb"> <h2 id="system-breadcrumb" class="visually-hidden">Breadcrumb</h2> <ol class="breadcrumb breadcrumb-wrap"> <li class="breadcrumb-item"> <a href="/">Home</a> </li> <li class="breadcrumb-item active"> System status and availability </li> </ol> </nav> </div> </div> </div> <div id="hero" class="hero row"> <div class="hero-content col-12"> <div class="region region-hero-primary hero-content-primary"> <div id="block-hero" class="block block-ctools block-entity-viewnode block-hero"> <article region="hero_primary" data-history-node-id="212293" class="node node--type-list node--view-mode-hero"> </article> </div> </div> </div> </div> </div> </div> </header> <main role="main" id="main" class="main-content"> <div class="container-lg"> <div class="row"> <div class="col-12" id="content" role="main"> <a id="main-content" tabindex="-1"></a> <div class="region region-content"> <div data-drupal-messages-fallback class="hidden"></div><div id="block-pagetitle" class="block block-core block-page-title-block block-pagetitle clearfix"> <h1 class="page-title"><span class="field field--name-title field--type-string field--label-hidden">System status and availability</span> </h1> <h2 class="subtitle">Check this webpage for the latest information on the operating status of USPTO's systems and planned maintenance activities.</h2> </div> <div id="block-uspto-theme-system-main" class="block block-system block-system-main-block block-uspto-theme-system-main"> <article data-history-node-id="212293" class="node node--type-list node-list node--view-mode-full view-mode-full"> <div class="node__content"> <div class="clearfix text-formatted field field--name-body field--type-text-with-summary field--label-hidden field__item"></div> <div class="field field--name-field-listing field--type-viewfield field--label-hidden"> <div class="field__items"> <div class="field__item field__item-label-hidden"> <div class="views-element-container"><div class="unplanned-status-items view view-system-status-listing view-id-system_status_listing view-display-id-block_unplanned js-view-dom-id-8217da557594d3147ad66241884347da7a285115752660cc8dbaa1992b1a48cb"> <div class="view-header"> <h2 class="block-title">Current status of USPTO systems</h2> </div> <div class="view-content"> <div class="status-item"><article data-history-node-id="217011" class="node node--type-system-status node--view-mode-list-page"> <div class="field field--name-field-system-status-date field--type-daterange field--label-hidden field__item"><time datetime="2024-11-22T20:21:45Z" class="datetime">Friday, Nov 22, 2024 3:21 PM ET</time> </div> <div class="field field--name-field-system-status-current field--type-list-string field--label-hidden status-tags"> <a class="badge badge-degraded-performance" data-toggle="popover" data-placement="right" data-content="This system is operating slowly or experiencing a network disruption that’s affecting its performance." data-trigger="hover focus" tabindex="0" role="button">Degraded performance</a> </div> <h3><a href="/system-status/20241122-users-unable-log-out-patent-center" rel="bookmark"><span class="field field--name-title field--type-string field--label-hidden">Users Unable to Log Out from Patent Center</span> </a></h3> <div class="clearfix text-formatted field field--name-body field--type-text-with-summary field--label-hidden field__item"><h6><span><strong>Users Unable to Log Out from Patent Center</strong></span></h6><p><span>Users are unable to log out when navigating different tabs in Patent Center. To log out, users need to navigate to the Patent Center home page. USPTO Technical Teams are working to resolve the issue.</span></p></div> </article> </div> <div class="last-updated">Last updated: Friday, Nov 22, 2024 at 3:23 PM ET</div> </div> </div> <div class="view-more"> <a href="/system-status/archive?type=unplanned-event">View past unplanned events</a> <i class="material-icons">chevron_right</i> </div> </div> </div> <div class="field__item field__item-label-hidden"> <div class="views-element-container"><div class="planned-status-items view view-system-status-listing view-id-system_status_listing view-display-id-block_planned js-view-dom-id-850fb42c1ef534170fdd975a1a30dd6677c71aa6af7e17afb7dae1604f718716"> <div class="view-header"> <h2 class="block-title">Upcoming planned events</h2> </div> <div class="view-content"> <div class="status-item"><article data-history-node-id="217035" class="node node--type-system-status node--view-mode-list-page"> <div class="field field--name-field-system-status-date field--type-daterange field--label-hidden field__item"><time datetime="2024-12-05T05:00:00Z" class="datetime">Thursday, Dec 5, 2024 12:00 AM ET</time> until <time datetime="2024-12-05T10:30:00Z" class="datetime">Thursday, Dec 5, 2024 5:30 AM ET</time> </div> <div class="field field--name-field-system-status-planned field--type-list-string field--label-hidden status-tags"> <a class="badge badge-planned-maintenance" data-toggle="popover" data-placement="right" data-content="Corrective or preventative maintenance is scheduled for the timeframe noted." data-trigger="hover focus" tabindex="0" role="button">Planned maintenance</a> </div> <h3><a href="/system-status/20241205-trademark-system-maintenance" rel="bookmark"><span class="field field--name-title field--type-string field--label-hidden">Trademark System Maintenance</span> </a></h3> <div class="clearfix text-formatted field field--name-body field--type-text-with-summary field--label-hidden field__item"><p><span>The USPTO will perform routine maintenance on the Trademark System from <strong>midnight-5:30 a.m. ET on Thursday, December 5.  </strong></span></p><p><span>During the maintenance period, the following systems will remain available, but with limited functionally:</span></p><ul type="disc"><li><span>Trademark Electronic Application System (TEAS)</span></li><li><span>Trademark Electronic Application System International (TEASi)</span></li><li><span>Trademark Status and Document Retrieval (TSDR)</span></li></ul></div> </article> <div class="last-updated">Last updated: Monday, Dec 2, 2024 at 7:53 AM ET</div> </div> <div class="status-item"><article data-history-node-id="217036" class="node node--type-system-status node--view-mode-list-page"> <div class="field field--name-field-system-status-date field--type-daterange field--label-hidden field__item"><time datetime="2024-12-05T05:00:59Z" class="datetime">Thursday, Dec 5, 2024 12:00 AM ET</time> until <time datetime="2024-12-05T10:30:00Z" class="datetime">Thursday, Dec 5, 2024 5:30 AM ET</time> </div> <div class="field field--name-field-system-status-planned field--type-list-string field--label-hidden status-tags"> <a class="badge badge-planned-maintenance" data-toggle="popover" data-placement="right" data-content="Corrective or preventative maintenance is scheduled for the timeframe noted." data-trigger="hover focus" tabindex="0" role="button">Planned maintenance</a> </div> <h3><a href="/system-status/20241205-trademark-system-maintenance-0" rel="bookmark"><span class="field field--name-title field--type-string field--label-hidden">Trademark System Maintenance</span> </a></h3> <div class="clearfix text-formatted field field--name-body field--type-text-with-summary field--label-hidden field__item"><p>The USPTO will perform routine maintenance on the Trademark System <strong>from midnight-5:30 a.m. ET on Thursday, December 5.  </strong></p><p><br>During the maintenance period, the following systems will not be available.</p><p>•    Trademark Status and Document Retrieval (TSDR)</p><p>During the maintenance period, the following systems will remain available, but with limited functionally:</p><p>•    Trademark Electronic Application System (TEAS)<br>•    Trademark Electronic Application System International (TEASi)<br> </p></div> </article> <div class="last-updated">Last updated: Monday, Dec 2, 2024 at 10:36 AM ET</div> </div> </div> </div> <div class="view-more"> <a href="/system-status/archive?type=planned-event">View past planned events</a> <i class="material-icons">chevron_right</i> </div> </div> </div> </div> </div> </div> </article> </div> <div class="system-status-sidebar"> <div class="system-status-feeds"> <h3> Subscribe to updates </h3> <ul class="rFeeds"> <li> <div class="md-icon"><i class="material-icons text-primary">rss_feed</i> <a href="/feeds/system-status">RSS Feed</a></div> </li> </ul> </div> <div class="system-status-switch"> <p> Unless otherwise indicated, all systems should be operating normally. </p> <p> Issues impacting remote employees are available on the <a href="/internal-system-status">Internal system status platform.</a> </p> </div> </div> </div> </div> </div> </div> </main>  <div class="bg-white" id="modern-page-control"> <div class="container py-4"> <div class="row">  <div id="qualhnhfeedback" class="col-md-6 col-sm-12 mb-2 helpful-page"></div> <div class="col-md-6 col-sm-12 mb-2 text-left text-md-right"> <div class="mb-2"> <a class="addthis_button" role="button"> <i class="material-icons text-primary" role="img" title="Share">share</i> <span class="align-bottom"> Share this page</span></a>     <a href="" onclick="window.print();"> <i class="material-icons text-primary" role="img" title="print">print</i> <span class="align-bottom"> Print this page</span></a> </div> <div> <a href="" class="text-underline" data-toggle="modal" data-target="#additionalInformationModal">Additional information</a>  about this page </div> </div> </div> </div> </div>  <div class="modal" tabindex="-1" role="dialog" id="additionalInformationModal" aria-hidden="true"> <div class="modal-dialog modal-dialog-centered"> <div class="modal-content"> <div class="modal-header"> <h5 class="modal-title">Additional information about this page</h5> <button type="button" class="close" data-dismiss="modal" aria-label="Close"> <span aria-hidden="true">×</span> </button> </div> <div class="modal-body"> <div> <strong>Last updated on:</strong> Oct 10, 2024 10:57 AM EDT </div> <div> <strong>Published on:</strong> Sep 11, 2024 03:26 PM EDT </div> <div> <strong>Owned by: </strong> <span id="qualPageOwner" class="notranslate" translate="no">System Status</span> </div> <div id="qualTestFeedback"></div> </div> <div class="modal-footer"> <button type="button" class="btn btn-sm btn-primary" data-dismiss="modal">Close</button> </div> </div> </div> </div>     <footer id="modern-footer"> <div class="bg-light" id="modern-footer-top"> <div class="container py-4"> <div class="row"> <div class="col-sm-12 col-lg-5 offset-0 offset-lg-1 order-0 order-lg-1 mt-lg-2"> <p class="h3">Receive updates from the USPTO</p> <div class="form-group mt-3">  <form target="_blank" action="https://public.govdelivery.com/accounts/USPTO/subscribers/qualify" accept-charset="UTF-8" method="post"> <input name="utf8" type="hidden" value="✓"> <label for="email">Enter your email to subscribe or update your preferences</label> <div class="input-group"> <input type="text" class="form-control col-sm-9 col-md-7 col-lg-12" id="email" name="email" placeholder="your@email.com"> <div class="input-group-append"> <button class="btn btn-primary" name="commit" type="submit" value="Subscribe"> Subscribe </button> </div> </div> </form>  </div> </div> <div class="col-sm-12 col-lg-6 order-1 order-lg-0 mt-2"> <div class="bottomBorder pb-3 mb-3"> <span><a href="https://www.uspto.gov/about-us">About the USPTO</a></span> <span><a href="https://www.uspto.gov/patents/search">Search for patents</a></span> <span><a href="https://www.uspto.gov/trademarks/search">Search for trademarks</a></span> </div> <div class="row"> <div class="col-lg-6 col-md-12"> <div class="mb-1"><a href="https://www.commerce.gov" target="_blank">US Department of Commerce</a></div> <div class="mb-1"><a href="https://www.uspto.gov/using-usptogov/accessibility-uspto-website">Accessibility</a></div> <div class="mb-1"><a href="https://www.uspto.gov/privacy-policy">Privacy Policy</a></div> <div class="mb-1"><a href="https://www.uspto.gov/about-us/financial-and-performance">Financial and Performance Data</a></div> <div class="mb-1"><a href="https://www.uspto.gov/about-us/security/vulnerability-disclosure-policy">Vulnerability Disclosure Policy</a></div> </div> <div class="col-lg-6 col-md-12"> <div class="mb-1"><a href="https://www.uspto.gov/learning-and-resources/ip-policy/electronic-freedom-information-act-e-foia">Freedom of Information Act</a></div> <div class="mb-1"><a href="https://www.oig.doc.gov/Pages/U.S.-Patent-and-Trademark-Office.aspx" target="_blank">Inspector General</a></div> <div class="mb-1"><a href="https://www.uspto.gov/about-us/organizational-offices/office-equal-employment-opportunity-and-diversity/nofear-act">NoFEAR Act</a></div> <div class="mb-1"><a href="https://www.usa.gov" target="_blank">USA.gov</a></div> </div> </div> </div> </div> </div> </div> <div class="bg-dark" id="modern-footer-bottom"> <div class="container"> <div class="row py-4"> <div class="col-md-6 col-sm-12 text-md-left text-center mt-2"> <a href="https://www.uspto.gov"> <i class="uspto-footer-log" role="img" title="United States Patent and Trademark Office - An Agency of the Department of Commerce"></i> <span class="sr-only">USPTO - United States Patent and Trademark Office</span> </a> </div> <div class="col-md-6 col-sm-12 text-md-right text-center mt-2"> <span class="d-md-inline-block d-block mt-3 mt-md-0 pt-0 pr-2 mb-2 mb-md-0 text-white">Follow us</span> <span class="d-inline-block align-middle"> <a href="https://www.facebook.com/uspto.gov" target="_blank"><i class="icon icon-facebook" role="img" title="Facebook"></i><span class="sr-only">USPTO Facebook page</span></a> <a href="https://www.instagram.com/uspto" target="_blank"><i class="icon icon-instagram" role="img" title="Instagram"></i><span class="sr-only">USPTO Instagram page</span></a> <a href="https://www.linkedin.com/company/uspto" target="_blank"><i class="icon icon-linkedin" role="img" title="Linkedin"></i><span class="sr-only">USPTO Linkedin page</span></a> <a href="https://x.com/uspto" target="_blank"><i class="icon icon-x" role="img" title="X"></i><span class="sr-only">USPTO X page</span></a> <a href="https://www.youtube.com/user/USPTOvideo" target="_blank"><i class="icon icon-youtube" role="img" title="Youtube"></i><span class="sr-only">USPTO Youtube page</span></a> </span> </div> </div> </div> </div> <a href="#" class="scrollToTop">Back to top</a> </footer>  <div id="alerts"></div> </div> <script src="/sites/default/files/js/js_UVs3meOTmSHV3IKzWRA37k54XX3fEbrq4DsvgZUMspk.js?scope=footer&delta=0&language=en&theme=uspto_ds&include=eJx9kFGOwzAIRC-UDV89D6I2da0SOwLSJrdfp3JW26rql4cHHo8JN47Zq54wSTUj3ZwShE7_ICqXyDpcanF6sNWJ4Z8e7Z6-9Ua75mlYbPaK0aC5nkl-zDfJJXVOMWI7Akl7ihQ-0mNWWN3gnvnRSQ614CxLygV2bQOv3txvEHWZScZe9vHEhZUEXqpxD8T2NhL2rwTHyE5ZevNYEFjQPPsbxTxRYpScrn6uKzwFJpIWextCVT5SXapOQ7t2ClWEZmM4hLfAuLpS97bNnCc0J18MPrBRsnlb5y82WLsf"></script> <script src="/themes/custom/uspto_ds/js/uspto-scripts.js?smlbq6"></script> <script src="/themes/custom/uspto_ds/js/uspto-glossary.js?smlbq6"></script> <script src="/themes/custom/uspto_ds/js/uspto-steps-menu.js?smlbq6"></script> <script src="/themes/custom/uspto_ds/js/uspto-section-landing.js?smlbq6"></script> <script src="/themes/custom/uspto_ds/js/uspto-scroll-to-top.js?smlbq6"></script> <script src="/themes/custom/uspto_ds/js/jquery.pajinate.js?smlbq6"></script> <script src="/sites/default/files/js/js_YRbg9-fruDDnfMzuvW-qAJEhdGn8xV6me99pylLQYxY.js?scope=footer&delta=7&language=en&theme=uspto_ds&include=eJx9kFGOwzAIRC-UDV89D6I2da0SOwLSJrdfp3JW26rql4cHHo8JN47Zq54wSTUj3ZwShE7_ICqXyDpcanF6sNWJ4Z8e7Z6-9Ua75mlYbPaK0aC5nkl-zDfJJXVOMWI7Akl7ihQ-0mNWWN3gnvnRSQ614CxLygV2bQOv3txvEHWZScZe9vHEhZUEXqpxD8T2NhL2rwTHyE5ZevNYEFjQPPsbxTxRYpScrn6uKzwFJpIWextCVT5SXapOQ7t2ClWEZmM4hLfAuLpS97bNnCc0J18MPrBRsnlb5y82WLsf"></script> <script src="/modules/custom/uspto_icon_plugin/js/iconathon.js?smlbq6" defer></script> <script src="/sites/default/files/js/js_-ux7BnAWiDvOunR9LhKR5rg3e1DfuuP9fXJfwo3q6RQ.js?scope=footer&delta=9&language=en&theme=uspto_ds&include=eJx9kFGOwzAIRC-UDV89D6I2da0SOwLSJrdfp3JW26rql4cHHo8JN47Zq54wSTUj3ZwShE7_ICqXyDpcanF6sNWJ4Z8e7Z6-9Ua75mlYbPaK0aC5nkl-zDfJJXVOMWI7Akl7ihQ-0mNWWN3gnvnRSQ614CxLygV2bQOv3txvEHWZScZe9vHEhZUEXqpxD8T2NhL2rwTHyE5ZevNYEFjQPPsbxTxRYpScrn6uKzwFJpIWextCVT5SXapOQ7t2ClWEZmM4hLfAuLpS97bNnCc0J18MPrBRsnlb5y82WLsf"></script> </body> </html>