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USPTO Systems Status and Availability

Thursday May 02, 2013

EFS-Web and Network Maintenance

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. on Friday, May 3.

EFS-web and EFS-Web Contingency will be unavailable during the maintenance.

Network Maintenance

USPTO will perform network maintenance starting at 12:01 a.m. and ending at 4 a.m. on Saturday, May 4.

All Online Business Systems will experience intermittent outages during the maintenance.

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