General Information

USPTO Contact Center (UCC)

Toll-Free: 800-786-9199
Local: 571-272-1000
TTY: 800-877-8339

For general information, mailing addresses, Internet addresses, accounts, how to use the online fee payment management system and contact information for other USPTO services. General Support is available Monday through Friday from 8:30 a.m. to 8 p.m. ET (except federal holidays).

Assignments Recordation Branch (ARB)

Local: 571-272-3350
Fax: 571-273-0140

For help with following a new assignment or obtaining information on a pending assignment, questions on assignments, liens on patents, filing assignments, recordation forms, and trademark assignments.

Patent and Trademark Copy Fulfillment Branch

Toll-Free: 800-972-6382
Local: 571-272-3150
Fax: 571-273-3250

Copies of official U.S. Patent and U.S. Trademark documents are available for sale from the Patent and Trademark Copy Fulfillment Branch.

Office of the Chief Communications Officer

Local: 571-272-8400
Fax: 571-273-0340

The Office of the Chief Communications Officer manages the USPTO's public affairs function and coordinates a wide variety of internal and external communications.

Email us

We can provide general information and assistance via email.

Receipts Accounting Division

Local: 571-272-6500
Fax: 571-273-6500

The Receipts Accounting Division serves as the central coordinator for fees processed throughout the USPTO.


Application Assistance Unit (AAU)

Toll-Free: 888-786-0101
Local: 571-272-4000

The staff in the Application Assistance Unit (AAU) is trained to assist with a broad range of questions and issues pertaining to pre-examination processing of patent applications by the Office of Patent Application Processing (OPAP) and the post-examination processing of patent applications by the Office of Data Management (ODM). Assistance is available Monday through Friday (except federal holidays) from 8:30 a.m. to 5 p.m. ET. 888-786-0101 (toll-free) 571-272-4000 (local)

Patent Trial and Appeal Board

Local: 571-272-9797
Fax: 571-273-0053

The Patent Trial and Appeal Board (PTAB) is created by statute, and includes statutory members and Administrative Patent Judges. The PTAB is charged with rendering decisions on: appeals from adverse examiner decisions, post-issuance challenges to patents, and interferences.

Patent Electronic Business Center

Toll-Free: 866-217-9197
Local: 571-272-4100

The Patent Electronic Business Center (EBC) assists customers with filing their electronic patent application submissions via the Electronic Filing System (EFS-Web) and with the review of patent applications in Public and Private PAIR. The EBC offers support with electronic filing, eOffice Action, PatentIn and Checker, Customer Number Requests, PKI Digital Certificates, Customer Number Upload Spreadsheets, PDX requests, Fee Address Indication, PCT Associations, PatFT and AppFT Searches and Central Fax inquiries. Assistance is available Monday through Friday from 6:00 a.m. to Midnight ET (except federal holidays).


Contact Trademarks

Through the above link, access all relevant trademark contact information, including that for the Trademark Assistance Center, TMFeedback, Law Office Managing and Senior Attorneys, Division Managers, and Trademark Electronic Application System.

Trademark Assistance Center

The Trademark Assistance Center (TAC) is the main support center for all customers, from first-time filers to legal professionals and experienced trademark applicants.

Trademark Trial and Appeal Board

Local: 571-272-8500

The Trademark Trial and Appeal Board (TTAB) hears and decides adversary proceedings involving: oppositions to the registration of trademarks, petitions to cancel trademark registrations and proceedings involving applications for concurrent use registrations of trademarks. The Board also decides appeals taken from the trademark examining attorneys' refusals to allow registration of trademarks. The TTAB Assistance Center is available for telephone and email inquiries Monday-Friday 8:30 a.m.-5:00 p.m. ET (except federal holidays).