One or more systems affected by planned maintenance

Multiple System Maintenance

The USPTO will perform maintenance affecting multiple systems from 12:01 a.m. until 5:30 a.m. on Friday, September 15 ET.

During this maintenance period, availability of Supplemental Content data for new applications and follow-ons filed will be delayed in Patent Center and Private Patent Application Information Retrieval (Private PAIR).

Please check Patent Center or Private PAIR after the maintenance period for confirmation of availability of the Supplemental Content Data.