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USPTO Systems Status and Availability

Sunday Oct 14, 2012

TSDR and PRPS, EFSWeb and EFSWeb Contingency Maintenance

TSDR Maintenance

USPTO will perform maintenance on Trademark Status and Document Retrieval (TSDR) starting at 11 p.m. Wednesday, October 17 until 1 a.m., Thursday, October 18. TSDR will not be available during this time. We sincerely apologize for any inconvenience this may cause

PRPS Maintenance

USPTO will perform maintenance on the  Patent Review Process System (PRPS) starting at 12:01 a.m. and ending at 5 a.m. Saturday, October 20. PRPS will not be available during this time.

EFS-Web and EFS-Web Contingency Maintenance

USPTO will perform maintenance on Electronic Filing System (EFS) Web starting at 12:01 a.m. and ending at 4 a.m. Sunday, October 28. Both EFS Web and EFS Web Contingency will not be available during this time.

If you have any questions, contact the Patent EBC by phone at (866)217-9197 or by email at ebc@uspto.gov

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