Multiple Systems Maintenance
The USPTO will perform maintenance affecting multiple systems from 12:01 a.m. until 5:30 a.m. on Thursday, May 11 ET.
During this maintenance period, availability of Supplemental Content data for new applications and follow-ons filed will be delayed in the following systems:
- Patent Center
- 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. 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.
Multiple Systems Maintenance
The USPTO will perform maintenance on Electronic System for Trademark Trials and Appeals (ESTTA) and Trademark Trial and Appeal Board Inquiry System (TTABVUE) from 12:01 a.m. until 5 a.m., Saturday, May 13 ET.
During the maintenance period, ESTTA and TTABVUE will be unavailable.
Patent Global Dossier Public Access Dossier (P-GD-PAD) and One Portal Dossier (OPD) Maintenance
The USPTO will perform maintenance on the P-GD-PAD and OPD system from 12:01 a.m. until 5:30 a.m. on Sunday, May 14 ET.
During the maintenance period, the application may be unavailable.