USPTO Systems Status and Availability

Wednesday Sep 23, 2020

Planned Events

EFS-Web Maintenance

The USPTO will perform maintenance on EFS-Web beginning at 12 a.m., Friday, September 25 and ending at 5 a.m., Friday, September 25 ET.

EFS-Web will be unavailable during the maintenance period. If you need to file a new application, please use EFS-Web Contingency or Patent Center. For follow-on submissions, please use Patent Center or an alternative filing method.

Vendor Portal

The USPTO will perform system maintenance on the Vendor Portal beginning at 12:01 a.m., Friday, September 25 and ending at 3 a.m., Friday, September 25 ET.

Vendor Portal will be unavailable during the maintenance period.

​Multiple System Maintenance

The USPTO will perform maintenance affecting multiple systems beginning at 12:01 a.m., Saturday, September 26 and ending at 5 a.m., Saturday, September 26 ET.

The following systems and systems that interface with these systems will be unavailable during the maintenance period:

  • Patent Center

  • EFS-Web for Registered eFilers

  • Private PAIR

  • Sponsorship Tool

    During this maintenance period, if you need to file a new patent application, you can use EFS-Web for unregistered eFilers or EFS-Web Contingency. If you need to file a follow-on submission, use an alternative filing method. 

    If you have questions, please contact the Patent Electronic Business Center (EBC) at (866) 217-9197 during their operating hours of 6 a.m. to midnight, Monday - Friday ET, or email ebc@uspto.gov .