EFS Registered Minimize Maximize
skip EFS navigation tabs Registered eFilersPlease read announcementsApplication DataAttach DocumentsReview DocumentsCalculate FeesConfirm and SubmitPay FeesAcknowledgement Receipt
Application Data
A submission has not been filed officially at the USPTO until the e-filer executes the Submit function and the documents are received at the USPTO Eastern Time. The Acknowledgement Receipt is evidence of this submission.
All items denoted by * are required.

  What is a Title of Invention?
What is an Attorney Docket Number?
  First Named Inventor: What is a First Named Inventor?
  Correspondence Address: What is a Correspondence Address?
Enter a customer number for correspondence or provide an address where USPTO should send correspondence for this application.

 
    

          OR

    

or What is a Customer Number?
   
Privacy Policy [new window] Navigation Simulation
(Error Navigation Simulation)
If you need help:
  • Call the Patent Electronic Business Center at (866) 217-9197 (toll free) or e-mail EBC@uspto.gov for specific questions about Patent e-Filing.
  • Send general questions about USPTO programs to the USPTO Contact Center (UCC).
  • If you experience technical difficulties or problems with this application, please report them via e-mail to Electronic Business Support or call 1 800-786-9199.