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USPTO Systems Status and Availability

Thursday Nov 21, 2013

ESTTA, TSDR, EPAS, Public/Private PAIR, EFS-Web, and TEAS Maintenance

ESTTA Maintenance

USPTO will perform maintenance on the Electronic System for Trademark Trials and Appeals (ESTTA) beginning at 12:01 a.m. and ending at 5 a.m., Friday, November 22.

ESTTA will be unavailable during the maintenance period.

TSDR Maintenance

USPTO will perform maintenance on Trademark Status and Document Retrieval (TSDR) beginning at 12:01 a.m. and ending at 5 a.m., Friday, November 22.

TSDR will be unavailable during the maintenance period.

EPAS Maintenance

USPTO will be performing EPAS maintennce starting at midnight and ending at 12:30 a.m., Saturday, November 23.

EPAS will not be availabe during the maintenance period. EPAS customers may save their submissions and submit the saved submissions after the event.

Public PAIR and Private PAIR Maintenance

USPTO will perform maintenance affecting Public PAIR and Private PAIR beginning at 12:01 a.m. and ending at 4 a.m., Saturday, November 23.

Access to the Supplemental Content via Public PAIR and Private PAIR will be unavailable during the maintenance period.

EFS-Web Maintenance

USPTO will perform maintenance on the Electronic Filing System (EFS-Web) beginning at 12:01 a.m. and ending at 4 a.m., Sunday, November 24.

EFS-Web will be unavailable during the maintenance period.

TEAS Maintenance

USPTO will perform system maintenance on the Trademark Electronic Application System (TEAS) beginning at 12:01 a.m. and ending at 5 a.m., Wednesday, November 27.

TEAS will be unavailable during the maintenance period.

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