Electronic System for Trademark Trials and Appeals (ESTTA) Migration
The USPTO will perform a migration on the ESTTA server and database from the Alexandria Data Center to a new Data Center beginning at 12:01 a.m., Saturday, September 3 and ending at 12 p.m., Saturday, September 3 ET.
During the maintenance period, the following systems will be unavailable:
• Electronic System for Trademark Trials and Appeals (ESTTA)
• Trademark Trial and Appeal Board Inquiry System (TTABVUE)
• Trademark Trial and Appeal Board Reading Room (TTAB-RR)
Patent Electronic Filing System-Web (EFS-Web) Maintenance
The USPTO will perform maintenance on EFS-Web beginning at 8 p.m., Sunday, September 4 and ending at 10 p.m., Sunday, September 4 ET.
During this maintenance period, Fee Worksheets and Acknowledgement Receipts for submissions will not be generated. Applicants may file submissions in EFS-Web during this time, but wait until Monday for those documents to be generated. Applicants may still file submissions via Patent Center.