USPTO Systems Status and Availability

Wednesday Oct 20, 2021

Planned Events

Multiple Systems Maintenance

The USPTO will perform maintenance on servers affecting Electronic Trademark Assignment System (ETAS) and Electronic Patent Assignment System (EPAS) beginning at 12:01 a.m., Friday, October 22 and ending at 5:30 a.m., Friday, October 22 ET.

During the maintenance period, users may experience intermittent issues with ETAS and EPAS.

Trademark Next Generation (TMNG) Systems Maintenance

The USPTO will perform an upgrade of the databases supporting the Trademark Next Generation (TMNG) systems beginning at 10 p.m., Saturday, October 23 and ending at 12:30 p.m., Sunday, October 24 ET.


During the upgrade period, the following systems will be impacted:

     • Trademark Official Gazette (TMOG) will not be available. You can access recent PDF versions of the gazette on the Trademark Official Gazette webpage. For archived PDF versions of gazettes dating back to 2001, visit the archived editions page.
     • Trademarks Next Generation ID Manual (TMNG-IDM) will not be available.
     • Trademark Electronic Application System (TEAS) initial application forms will not be available.
     • TTAB Reading Room will not be available.
     • Trademark Status and Document Retrieval (TSDR) will not be available.
     • Trademark Content Management Systems (TM-CMS) will not be available.

During the upgrade period, the following systems will remain available, but links to and images derived from Trademark Status and Document Retrieval (TSDR) will be unavailable, including mark images.

     •Trademark Electronic Application System (TEAS)
     •Trademark Electronic Application System International (TEASi)