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USPTO Systems Status and Availability

Friday Jan 18, 2013

Planned Events

Network Maintenance

USPTO will perform network maintenance beginning at 12:01 a.m. and ending at 4 a.m. on Sunday, January 20. All Online Business Systems will be unavailable during the maintenance period.

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 must save their work and submit once the maintenance is complete. Any unsaved submissions will disappear after the maintenance.

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