USPTO Systems Status and Availability

Monday Jun 12, 2017

Status

Private PAIR and EFS-Web Maintenance

The USPTO will perform maintenance on the Private Patent Application Information Retrieval (Private PAIR) and EFS-Web systems beginning at 12:01 a.m., Wednesday, June 14, and ending at 5 a.m., Wednesday, June 14 ET.

Private PAIR EFS-Web will be unavailable during the maintenance period.

Please use EFS-Web Contingency to file new applications. For follow-on submissions, please use an alternative payment method.

If you have questions, please contact the EBC (Patent Electronic Business Center) at 1-866-217-9197, Monday through Friday from 6AM - Midnight ET, or email ebc@uspto.gov.