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The USPTO will perform a routine network infrastructure upgrade beginning at 9 p.m. ET on Wednesday, January 7 and ending at 5 p.m. ET on Thursday, January 8.
During the maintenance period, the following component services will experience brief intermittent service interruptions.
- Trademark Trial and Appeal Board Center (TTAB Center)
- Electronic System for Trademarks Trials Appeals (ESTTA)
- Trademark Trial and Appeal Board VUE (TTABVUE)
- Trademark Trial and Appeal Board Reading Room (TTABRR)
Last updated: Thursday, Jan 8, 2026 at 10:16 AM ET
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