USPTO Systems Status and Availability

Wednesday Jun 15, 2022

Current Events

Private Patent Application Information Retrieval (Private PAIR) System Maintenance

The USPTO will perform maintenance on Private PAIR beginning at 12 a.m., Friday, June 17 and ending at 5 a.m., Friday, June 17 ET.

During the maintenance period, Private PAIR will be unavailable, but applicants may use Patent Center.

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 12 a.m., Monday - Friday ET, or email ebc@uspto.gov.

Patent Electronic Filing System-Web (EFS-Web) Maintenance

The OCIO will perform maintenance on EFS-Web beginning at 8 p.m., Sunday, June 19 and ending at 10 p.m., Sunday, June 19 ET.

Applicants may file submissions in EFS-Web during this time, but wait until Monday for those documents to be generated. Applicants may still file submissions via Patent Center.