Publication Site for Issued and Published Sequences (PSIPS) Maintenance
The USPTO will perform routine maintenance on the PSIPS systems from midnight-5:30 a.m. ET on Wednesday, April 3.
Multiple System Maintenance
The USPTO will perform routine maintenance affecting multiple systems from midnight-5:30 a.m. ET on Thursday, April 4.
During this maintenance period, availability of Supplemental Content data for new applications and follow-ons filed will be delayed in Patent Center.
Please check Patent Center after the maintenance period for confirmation of availability of the Supplemental Content Data.
Certified Copy Center (CCC) Maintenance
The USPTO will perform routine maintenance on the CCC system to enhance TLS settings and remediate security findings from 9-10 p.m. ET on Thursday, April 4.
Some users may experience a momentary slowness in the application during this maintenance period.