USPTO Systems Status and Availability

Wednesday Nov 27, 2013

ESTTA, TSDR, and PAIR Maintenance

ESTTA Maintenance

USPTO will perform maintenance on the Electronic System for Trademark Trials and Appeals (ESTTA) beginning at 11:59 p.m., Wednesday, November 27 and ending at 5 a.m., Thursday, November 28.

ESTTA will be unavailable during the maintenance period.

TSDR Maintenance

The USPTO will perform maintenance affecting Trademark Status Document Retrieval (TSDR) beginning at 12:01 a.m. and ending at 5 a.m., Saturday, November 30.

TSDR will be unavailable during the maintenance period.

PAIR Maintenance

USPTO will perform maintenance affecting Patent Application Information Retrieval (PAIR) beginning at 12:01 a.m. and ending at 6 a.m., Saturday, November 30.

Supplemental Complex Repository for Examiners (SCORE) data will be unavailable in PAIR during the maintenance period. However, PAIR is expected to remain available.