The USPTO will perform maintenance affecting multiple systems from 12:01-4 a.m. ET on Thursday, May 15 and 12:01-4 a.m. ET on Friday, May 16.
During the maintenance period, user access to the following applications may be interrupted:
- API Key Manager
- Certified Copy Center (CCC)
- Cooperative Patent Classification (CPC)
- Fee Processing (Fees)
- MyUSPTO
- Office of Enrollment and Discipline - Customer Interface (OEDCI)
- Patent Center
- Patent Trial and Appeal Case Tracking System (PTACTS)
- Trademark Electronic Application System (TEAS)
- Assignment Center
- Trademark Electronic Application System International- (TEASi)
- Electronic System for Trademark Trials and Appeals (ESTTA)
- Trademark Center
- Trademark Examination (TM-EXM)
- Trademark Trial and Appeal Board Center (TTAB-Center)
- Enterprise Data Warehouse (EDW)
Patent Customers: During the maintenance period, impacted applicants may refer to our Filing Documents during an Outage page for other alternative filing methods.
PTAB/P-TACTS Customers: If your deadline is today for the petition filing and/or other associated documents to a pending America Invents Act (AIA) case and you cannot file electronically via Patent Trial and Appeal Case Tracking System (P-TACTS), you may use an alternate filing method. Please visit the P-TACTS FAQ page and see A2 for information concerning your America Invents Act (AIA) petition filing and/or document filing using P-TACTS alternative filing methods.
Trademark Customers: Please try filing again after the maintenance ends. If you have any questions, contact the TEAS Team by email at TEAS@uspto.gov.
TTAB Customers: Please visit the TTAB Outage Page for information concerning Trademark Trial and Appeal Board (TTAB) alternative filing methods. If you have any questions, contact the TTAB Assistance Center during normal business hours by telephone at 571-272-8500 or email TTABinfo@uspto.gov.