USPTO Outage History

Started Aug 27, 2026, 03:30 AM UTC· resolved Sep 15, 2026, 11:53 AM UTC

1. investigating Aug 25, 2026, 04:04 PM UTC

   The Vendor Portal will require a MYUSPTO account and multi-factor authentication (MFA) sign in method effective on the night of Wednesday, August 26 at 11:30 p.m. ET. If you do not already have a MYUSPTO account, please create one before accessing Vendor Portal, then complete MFA setup using your authenticator app. MYUSPTO accounts can be created by selecting “Login” in Vendor Portal then “Create a USPTO.gov account” on the next page. The email address used to create and register the MYUSPTO account must be the one associated with your Vendor Portal account. For additional information and instructions, please visit the Vendor Portal information page .

2. investigating Aug 27, 2026, 05:09 PM UTC

   Updated

3. resolved Sep 15, 2026, 11:53 AM UTC

   Resolved

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Started May 26, 2026, 07:30 PM UTC· resolved May 27, 2026, 02:20 PM UTC

1. investigating May 26, 2026, 07:31 PM UTC

   The USPTO is temporarily experiencing technical difficulties with the ESTTA, TTABVUE, and TTAB Center systems. Users may be unable to view up-to-date data for TTAB proceedings. We are working to restore service as quickly as possible. Additional information will be posted as soon as it’s available.

2. resolved May 27, 2026, 02:20 PM UTC

   Resolved

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Started Apr 29, 2026, 06:29 PM UTC· resolved Apr 29, 2026, 08:00 PM UTC

1. investigating Apr 29, 2026, 06:31 PM UTC

   The USPTO is currently experiencing technical difficulties with the TSDR system, and users may be unable to view documents or check the status of applications and registrations. Users may retrieve status data for trademark records from TM Search, but documents will not be available. We are working to restore service as quickly as possible. At this time, we don’t know when services will be fully restored, but additional information will be posted as soon as it’s available.

2. investigating Apr 29, 2026, 06:33 PM UTC

   Degraded performance

3. resolved Apr 29, 2026, 08:00 PM UTC

   Resolved

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Started Apr 01, 2026, 08:09 PM UTC· resolved Apr 02, 2026, 06:40 PM UTC

1. investigating Apr 01, 2026, 08:11 PM UTC

   The USPTO is currently experiencing a partial outgoing email service interruption. Agency email may be delayed or not delivered at all to email addresses with the following Microsoft-hosted email domains: Outlook.com Hotmail.com MSN.com Live.com We are working to restore service as quickly as possible. At this time, we don’t know when services will be fully restored but additional information will be posted as soon as it’s available. Alternatives for Patent Customers : For more information about filing documents during an outage, please visit the Outage Page . If you have questions, please contact the Patent Electronic Business Center (EBC) at 1-866-217-9197, Monday through Friday from 6 a.m. - midnight ET, or email [email protected] . Alternatives for Trademark Customers : If your deadline is today and this technical issue is preventing you from filing your documents using TEAS or TEASi, you should fax your documents to the Petitions Office using the fax cover sheet at 571-273-8950. Detailed instructions on faxing documents are available on our outages page. Send any questions to [email protected] . For TTAB Customers: If your deadline is today and the document cannot be filed electronically, you must use an alternative method of filing. Please visit the Outage Page for information concerning Trademark Trial and Appeal Board (TTAB) alternative filing methods. If you have any questions, contact the TTAB Assistance Center during normal business hours by telephone at 571-272-8500 or email at [email protected] .

2. investigating Apr 01, 2026, 08:11 PM UTC

   Degraded performance

3. resolved Apr 02, 2026, 06:40 PM UTC

   Resolved

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Started Mar 12, 2026, 09:30 AM UTC· resolved Mar 12, 2026, 11:46 AM UTC

1. investigating Mar 12, 2026, 11:35 AM UTC

   NOAA N-Wave will perform Network circuit maintenance during the following two windows scheduled on the following dates and times: Beginning at 10 p.m. ET on Monday, March 16 and ending at 6 a.m. ET on Tuesday, March 17 Beginning at 10 p.m. ET on Tuesday, March 17 and ending at 6 a.m. ET on Wednesday, March 18 – (if needed) Intermittent disconnections are possible but not expected.

2. investigating Mar 12, 2026, 11:46 AM UTC

   In progress

3. resolved Mar 12, 2026, 11:46 AM UTC

   Completed

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Started Feb 14, 2026, 11:00 PM UTC· resolved Feb 15, 2026, 03:00 AM UTC

1. investigating Feb 12, 2026, 04:11 PM UTC

   Due to third-party system maintenance activities, credit/debit card payments will not be accepted from 6-10 p.m. ET on Saturday, February 14. During the maintenance period, the following USPTO storefronts will be unable to accept credit/debit card payments: Assignment Center (IPAS) Certified Copy Center (CCC) Electronic System for Trademark Trials and Appeals (ESTTA) Office of Enrollment and Discipline Customer Interface (OEDCI) Patent Center (PC) Patent Maintenance Fees Storefront (P-MFS) Patent Trial and Appeal Case Tracking System (P-TACTS) Trademark Center (TC) Trademark Electronic Application System (TEAS) Trademark Electronic Application System International (TEASI) Trademark Trial and Appeal Board Center (TTABC) Customers with an already established USPTO Deposit Account or Electronic Funds Transfer (EFT) Account may still pay using one of these payment methods during the maintenance window. If you are unable to wait until the maintenance activity has concluded to pay a fee, the following alternative options are available: Patent/PTAB/P-TACTS Customers: For more information about submitting alternative methods of payments during system maintenance, please visit here . Trademark Customers: Filing deadlines that fall on a Saturday extend the filing deadline to the next business day. Please try filing again after the maintenance ends. If you have any questions, contact the TEAS Team by email at [email protected] . TTAB Customers: For more information about alternative filing and different fee payment methods, please visit here .

2. investigating Feb 14, 2026, 11:00 PM UTC

   In progress

3. resolved Feb 15, 2026, 03:00 AM UTC

   Completed

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Started Jan 29, 2026, 07:00 PM UTC· resolved Jan 29, 2026, 07:37 PM UTC

1. investigating Jan 28, 2026, 01:49 PM UTC

   CANCELED: The USPTO will perform routine maintenance on the credit card payment system from 6-11 p.m. ET on Saturday, January 31. Due to third-party system maintenance activities, credit/debit card payments will not be accepted during the maintenance period. During the maintenance period, the following USPTO storefronts will be unable to accept credit/debit card payments: Assignment Center (IPAS) Certified Copy Center (CCC) Electronic System for Trademark Trials and Appeals (ESTTA) Office of Enrollment and Discipline Customer Interface (OEDCI) Patent Center (PC) Patent Maintenance Fees Storefront (P-MFS) Patent Trial and Appeal Case Tracking System (P-TACTS) Trademark Center (TC) Trademark Electronic Application System (TEAS) Trademark Electronic Application System International (TEASI) Trademark Trial and Appeal Board Center (TTABC) Customers with an already established USPTO Deposit Account or Electronic Funds Transfer (EFT) Account may still pay using one of these payment methods during the maintenance window. If you are unable to wait until the maintenance activity has concluded to pay a fee, the following alternative options are available: Patent/PTAB/P-TACTS Customers: For more information about submitting alternative methods of payments during system maintenance, please visit here . Trademark Customers: Filing deadlines that fall on a Saturday extend the filing deadline to the next business day. Please try filing again after the maintenance ends. If you have any questions, contact the TEAS Team by email at [email protected] . TTAB Customers: For more information about alternative filing and different fee payment methods, please visit here .

2. resolved Jan 29, 2026, 07:37 PM UTC

   Closed

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Started Jan 28, 2026, 11:15 PM UTC· resolved Jan 29, 2026, 01:45 PM UTC

1. investigating Jan 28, 2026, 11:16 PM UTC

   Currently, Pay.gov is experiencing an unexpected outage affecting card payment processing. The Pay.gov teams are actively engaged in finding a resolution. Agencies will receive an email notice once production operations have been fully restored, and services are available for general use.

2. resolved Jan 29, 2026, 01:45 PM UTC

   Resolved

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Started Nov 20, 2025, 04:37 PM UTC· resolved Nov 21, 2025, 02:39 PM UTC

1. investigating Nov 20, 2025, 04:38 PM UTC

   The Patent Center experienced service interruptions due to network issues. Documents submitted via Patent Center on Thursday, November 20 are experiencing longer delays in becoming available in the Patent Center’s Documents & Transactions tab. Customers should check back this afternoon to see if the impacted submissions are available at Patent Center.

2. resolved Nov 21, 2025, 02:39 PM UTC

   Resolved

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Started Oct 24, 2025, 04:22 PM UTC· resolved Oct 24, 2025, 05:41 PM UTC

1. investigating Oct 24, 2025, 04:24 PM UTC

   Customers may experience validation issues when initiating a new 371 application submission. Impacted customers can refer to the last paragraph of section M3.b. of the Legal Framework for Patent Electronic System (September 11, 2025) for other alternative filing options.

2. resolved Oct 24, 2025, 05:41 PM UTC

   Resolved

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Started Oct 20, 2025, 05:23 PM UTC· resolved Oct 23, 2025, 02:35 PM UTC

1. investigating Oct 20, 2025, 05:24 PM UTC

   Patent Center is experiencing intermittent service interruptions due to an AWS outage. The USPTO is working to resolve the issue. For impacted users who are unable to submit filings, please refer to our Filing Documents during an Outage page for other alternative filing method.

2. investigating Oct 20, 2025, 05:40 PM UTC

   Degraded performance, Investigating

3. resolved Oct 23, 2025, 02:35 PM UTC

   Resolved

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Started Oct 15, 2025, 01:15 PM UTC· resolved Oct 15, 2025, 06:59 PM UTC

1. investigating Oct 15, 2025, 01:17 PM UTC

   Due to a database issue, applications cannot be retrieved in Patent Center, including newly filed applications. The USPTO is aware of this issue and is working diligently to resolve it. Customers should check back on the afternoon of Wednesday, October 15 to see if the impacted applications are available in Patent Center.

2. resolved Oct 15, 2025, 06:59 PM UTC

   Resolved

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Started Sep 16, 2025, 08:54 PM UTC· resolved Sep 17, 2025, 03:13 PM UTC

1. investigating Sep 16, 2025, 08:55 PM UTC

   Trademark Search users are reporting that HTML 403 or 405 errors when searching. The USPTO are aware of these issues and is working diligently to resolve it.

2. investigating Sep 16, 2025, 08:56 PM UTC

   Degraded performance

3. resolved Sep 17, 2025, 03:13 PM UTC

   Resolved

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Started Aug 12, 2025, 02:20 PM UTC· resolved Aug 12, 2025, 02:22 PM UTC

1. investigating Aug 12, 2025, 02:21 PM UTC

   Patent Center users are unable to access search and file functionality. Please refer to " Filing documents during an outage " page as USPTO Technical Teams work to resolve the problem.

2. resolved Aug 12, 2025, 02:22 PM UTC

   Resolved

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Started Aug 08, 2025, 02:55 PM UTC· resolved Aug 08, 2025, 03:38 PM UTC

1. investigating Aug 08, 2025, 03:05 PM UTC

   Patent Center users are unable to search and file follow-on papers. Users should be able to file new application submissions. Please refer to " Filing documents during an outage " page as USPTO Technical Teams work to resolve the problem.

2. resolved Aug 08, 2025, 03:38 PM UTC

   Resolved

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Started Jul 18, 2025, 03:36 PM UTC· resolved Aug 07, 2025, 04:53 PM UTC

1. investigating Jul 18, 2025, 03:37 PM UTC

   The Trademark Status and Document Retrieval (TSDR) system is currently experiencing intermittent outages internally and externally. During this time, you may be unable to view documents or check the status of applications and registrations. We apologize for any inconvenience this causes.

2. resolved Aug 07, 2025, 04:53 PM UTC

   Resolved

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Started Jul 10, 2025, 09:00 PM UTC· resolved Jul 14, 2025, 01:48 PM UTC

1. investigating Jul 10, 2025, 09:07 PM UTC

   Patent Center is experiencing service interruptions due to a PTONET issue. Documents submitted via Patent Center on Thursday, July 10 are experiencing longer than expected delays in becoming available in the Patent Center’s Documents & Transactions tab. New applications submitted are also experiencing longer than expected delays in becoming available for retrieval. The USPTO are aware of these issues and is working diligently to resolve it. Customers should check back at later time to see if the impacted applications/submissions are available in Patent Center.

2. resolved Jul 14, 2025, 01:48 PM UTC

   Resolved

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Started May 19, 2025, 05:50 PM UTC· resolved May 20, 2025, 03:12 PM UTC

1. investigating May 19, 2025, 05:57 PM UTC

   The USPTO is performing maintenance on Assignment Search from May 16 till May 20. During this maintenance period, users may not be able to open the Assignment Search webpage. We apologize for the inconvenience of this maintenance. For further information please contact Assignment call center. Customer service phone line: 1-800-972-6382 | Local number: 571-272-3350 Email questions to [email protected]

2. investigating May 19, 2025, 06:00 PM UTC

   In progress

3. investigating May 19, 2025, 06:03 PM UTC

   In progress

4. monitoring May 19, 2025, 07:19 PM UTC

   Unavailable, Monitoring

5. resolved May 20, 2025, 03:12 PM UTC

   Resolved

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Started May 09, 2025, 12:39 PM UTC· resolved May 19, 2025, 07:02 PM UTC

1. investigating May 09, 2025, 12:40 PM UTC

   The USPTO will perform routine maintenance on TTAB Reading Room from 9-11 p.m. ET on Friday, May 9. During this maintenance period, users may not be able to retrieval documents.

2. resolved May 19, 2025, 07:02 PM UTC

   Resolved

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Started Apr 28, 2025, 01:47 PM UTC· resolved Apr 29, 2025, 02:24 PM UTC

1. investigating Apr 28, 2025, 01:49 PM UTC

   Customers who are submitting new applications in Trademark Center with both of the following characteristics may experience an issue where the E-signature link does not work for recipients: The owner entity was entered manually and not selected from a dropdown The mark drawing type requires an uploaded file We are working to restore service as quickly as possible, and hope to resolve this issue today. If you need to submit an application immediately, please use the signed declaration option and upload a declaration with a handwritten signature or signed with document signing software . Contact the TEAS team with any questions at our email [email protected] .

2. resolved Apr 29, 2025, 02:24 PM UTC

   Resolved

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Started Mar 10, 2025, 09:59 PM UTC· resolved Mar 11, 2025, 12:57 AM UTC

1. investigating Mar 10, 2025, 10:15 PM UTC

   The USPTO public-facing contact centers are having issues that are affecting the ability to answer calls. The Support teams are troubleshooting. Please leave a voicemail at 571-272-1000, or send an email to [email protected] .

2. investigating Mar 10, 2025, 10:15 PM UTC

   Degraded performance

3. investigating Mar 10, 2025, 10:16 PM UTC

   Degraded performance

4. investigating Mar 10, 2025, 10:17 PM UTC

   Degraded performance

5. resolved Mar 11, 2025, 12:57 AM UTC

   Resolved

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Started Jan 22, 2025, 07:40 PM UTC· resolved Feb 20, 2025, 08:18 PM UTC

1. investigating Jan 22, 2025, 07:42 PM UTC

   The Diversity Information Portal Retirement Pursuant to U.S. Office of Personnel Management (OPM) Initial Guidance Regarding DEIA Executive Orders, the USPTO will be retiring the Diversity Information Portal, effective 5 p.m. ET on Wednesday, January 22.

2. investigating Jan 22, 2025, 09:34 PM UTC

   Degraded performance, Investigating

3. investigating Jan 23, 2025, 03:23 PM UTC

   Unavailable

4. resolved Feb 20, 2025, 08:18 PM UTC

   Resolved

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Started Dec 18, 2024, 09:20 PM UTC· resolved Dec 23, 2024, 02:54 PM UTC

1. investigating Dec 18, 2024, 09:20 PM UTC

   RESOLVED: Intermittent DOCX and Electronic Payment Receipt Processing Issue Patent Center has resolved the intermittent DOCX and electronic payment receipt processing issue that occurred on 12/18. We are working to restore the submitted DOCX documents so that they can be viewable via Patent Center.

2. investigating Dec 19, 2024, 01:23 PM UTC

   Degraded performance, Investigating

3. investigating Dec 19, 2024, 07:59 PM UTC

   Degraded performance, Investigating

4. resolved Dec 23, 2024, 02:54 PM UTC

   Resolved

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Started Dec 09, 2024, 05:31 PM UTC· resolved Dec 10, 2024, 12:34 PM UTC

1. investigating Dec 09, 2024, 05:33 PM UTC

   The USPTO is currently experiencing technical difficulties with the Trademark Status and Document Retrieval (TSDR) system, and some users may be unable to view Office actions or certain outgoing notices. We are working to restore service as quickly as possible. At this time, we don’t know when services will be fully restored but additional information will be posted as soon as it’s available.

2. resolved Dec 10, 2024, 12:34 PM UTC

   Resolved

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Started Dec 03, 2024, 08:00 PM UTC· resolved Dec 04, 2024, 07:36 PM UTC

1. investigating Dec 03, 2024, 08:07 PM UTC

   Currently, the system that provides the documents is experiencing processing delays. Some Patent Center users are seeing a “file is corrupt” message after downloading newly filed documents or downloading the e-Office Action “eGrant day-of Notification” document. Please wait at least 1 hour before contacting the EBC regarding your newly filed documents, and at least 4 hours for users who are unable to download the eGrant day-of Notification document. The USPTO Technical Teams are working to resolve the issue.

2. investigating Dec 04, 2024, 07:34 PM UTC

   Degraded performance

3. resolved Dec 04, 2024, 07:36 PM UTC

   Resolved

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