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

Monday Apr 16, 2018

There are no current events at this time.

There are no current events at this time.

Planned Events

Tuesday Apr 17, 2018

PTAB E2E Maintenance

PTAB E2E Maintenance

The USPTO will perform maintenance on the Patent Trial and Appeal Board E2E (PTAB E2E) beginning at 12:01 a.m., Sunday, April 22 and ending at 5:30 a.m., Sunday, April 22 ET.

PTAB E2E will be unavailable during the maintenance period.

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