USPTO Systems Status and Availability

Friday Mar 16, 2018

PTAB E2E Maintenance

PTAB E2E Maintenance

The USPTO will perform maintenance on the Patent Trial Appeal Board End-to-End (PTAB E2E) beginning at 12:01 a.m., Saturday, March 17 and ending at 2 a.m., Saturday, March 17 ET.

During the maintenance period, PTAB E2E will be unavailable.

After the maintenance is complete, PTAB E2E users should clear their browser cache before accessing PTAB E2E.