USPTO Systems Status and Availability

Friday Sep 13, 2019

Currents Events

ESTTA Unavailability

Due to a technical issue, the Electronic System for Trademark Trials and Appeals (ESTTA) may be unavailable for some proceedings.

The USPTO is actively working to resolve the issue.

Please visit the TTAB Outage Page for information concerning the 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