USPTO Systems Status and Availability

Thursday Jan 05, 2012

EFSWeb and EFSWeb Contingency Outages

EFS-Web and EFS-Web Contingency

USPTO will be performing maintenance on the servers housing EFS-Web and EFS-Web Contingency. EFS-Web and EFS-Web Contingency will be unavailable during the following times:

  • Saturday, January 7 from 1 a.m. to 4 a.m.
  • Wednesday, January 11 from 12:01 a.m. to 3 a.m.

EFS-Web Contingency will be available for new patent application filings, except for National Stage applications filed under 35 USC 371.

TRINET & TDA Outage

USPTO will be performing maintenance on the servers communicating with TDA starting at 12:01 a.m. and ending 4 a.m. (EST) Tuesday, January 10. We apologize for any inconvenience.