EFS-Web Maintenance - August 14, 2021

EFS-Web (for Registered and Unregistered eFilers) and EFS-Web Contingency are temporarily unavailable for maintenance beginning at 12:01 a.m., Saturday, August 14 and ending at 5 a.m., Saturday, August 14 ET.

Please check the USPTO Systems Status and Availability page for updates.

During the maintenance period, applicants may use Patent Center to file new applications and follow-on submissions to an existing application. 

If you're unable to use Patent Center, please use an alternative filing method if you need to submit a new application, follow-on submission, or fees.