USPTO Systems Status and Availability
USPTO Systems Status and Availability

Check this page for the latest information on operating status and availability of Online Business Systems. For Standard Hours of Availability for Online Business Systems, System Descriptions, and Operating Requirements/Compatibilities, see the links at left.

Current Status

Wednesday May 13, 2015

Current Issues

There are no current issues.

Planned Events

Saturday May 23, 2015

Cisco Voicemail Systems, EPAS, ESTTA, and TMOG Maintenances

Cisco Voicemail Systems Maintenance

The USPTO will perform maintenance on its voicemail system beginning at 11:59 p.m., Friday, May 22 and ending at 11:59 p.m., Sunday, May 24 ET.

The USPTO employees and contractors will not have access to their voicemail during the maintenance period and the voicemail system will not be able to record any new voicemail messages during the maintenance period.

EPAS and ESTTA Maintenances

The USPTO will perform two maintenances affecting the Electronic Patent Assignment System (EPAS) and Electronic System for Trademarks Trials Appeals (ESTTA).

  • The first maintenance will begin at 12:01 a.m. and end at 5 a.m., Tuesday, May 26 ET.
  • The second maintenance will begin at 12:01 a.m. and end at 5 a.m., Thursday, May 28 ET.

EPAS customers may save their submissions prior to the maintenances, and submit the saved submissions once the maintenance periods are complete.

EPAS and ESTTA will not be available during either of the maintenance periods.

TMOG Maintenance

The USPTO will perform maintenance on the Trademark Official Gazette (TMOG) beginning at 11:59 p.m., Tuesday, May 26 and ending at 5:30 a.m., Wednesday, May 27 ET.

TMOG will be unavailable during the maintenance period.

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