USPTO Systems Status and Availability

Wednesday Apr 24, 2019

Planned Events

EFS-Web Maintenance

The USPTO will be performing maintenance on the Electronic Filing System-Web (EFS-Web) beginning at 12:01 a.m., Thursday, April 25 and ending at 5:30 a.m., Thursday, April 25 ET. 

During the maintenance period, EFS-Web filing services will be unavailable.