Jump to main content
File a patent application online with EFS-web
Check patent application status with public PAIR and private PAIR
Pay maintenance fees and learn more about filing fees and other payments
Resolve disputes regarding patents with PTAB
View international patent filings
File a trademark application and other documents online through TEAS.
Check trademark application status and view all documents associated with an application/registration.
Trademark fees and payment
Learn about the USPTO and our current legislative initiatives.
Find out how to protect intellectual property in other countries.
Toll Free: 1-888-324-9424
Access Code: 4219170
We would like to know what you found helpful about this page.
We may have questions about your feedback, please provide your email address.
The USPTO is currently improving our content to better serve you. Can you describe the problem?
Write your message
For other assistance, please see our