The USPTO will perform routine maintenance on the Trademarks Database Servers from midnight-6 a.m. ET on Sunday, May 11.
During the maintenance period, the below component services will not be available:
- Electronic System for Trademark Trials and Appeals (ESTTA)
- Trademark Electronic Application System (TEAS).
- Trademark Electronic Application System International (TEASi)
- Trademark Center
- Trademark Trial and Appeal Board Inquiry System (TTABVUE)
- TTAB Reading Room
- Trademark Status and Document Retrieval (TSDR)