EFS-Web and Private PAIR to be retired

Image showing EFS-Web and Private PAIR on Sunset Boulevard headed towards a sunset, and Patent Center on Innovation Way.

After November 15, 2023, EFS-Web and Private PAIR will no longer be available. Patent Center will be the system to electronically file and manage patent applications. 


Go to Patent Center


Update bookmarks and favorites from EFS-Web and Private PAIR to Patent Center

Patent Center information

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

Patent Center accounts

  • A verified account enables users to view their pending patent applications and to file follow-on submissions.
  • Practitioners and independent inventors require a verified USPTO.gov account to use Patent Center
  • Obtain a verified USPTO.gov account using the verification process.

Frequently asked questions