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USPTO Systems Status and Availability

Sunday Jan 20, 2013

Planned Events

PAIR Maintenance

USPTO will perform maintenance on Patent Application Information Retrieval (PAIR) beginning at 12:01 a.m. and ending at 6 a.m. on Sunday, January 20. PAIR will be unavailable during the maintenance period.


ePAS Maintenance

USPTO will perform maintenance on the Electronic Patent Assignment System (ePAS) beginning at 12:01 a.m. and ending at 2 a.m. on Wednesday, January 23. ePAS customers may save their work and submit once the maintenance is complete.

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