One or more systems affected by planned maintenance

Patent Trial and Appeal Case Tracking System (P-TACTS) Maintenance 

The USPTO will perform routine maintenance on (P-TACTS) systems from 12:01 a.m. until 2 a.m. on Saturday, February 10 ET.

P-TACTS will be unavailable during the maintenance period.

Users should save all work and log off before the maintenance period begins.

Parties must either pay fees for petitions outside of this scheduled maintenance time or pay early. Those with deadlines for petition filing or other associated documents to a pending AIA case, must use an alternate filing method.

If you have questions, please contact PTAB 8:30 a.m. to 5 p.m. ET at 571-272-9797 weekdays or email Trials@uspto.gov.