Patent EBC > Patent Portals > Private PAIR Tools
About PAIR | FAQs | Tools | Tutorials

Customer Number & Digital Certificates
A USPTO Customer Number is not required for Unregistered eFilers, but you may use one instead of typing in your correspondence address. Both a Customer Number and a Digital Certificate are required before you can use Registered eFiling or Private PAIR. Follow the instructions on this page to obtain and use Customer Numbers and Digital Certificates.

Document Descriptions
USPTO-defined description of forms and documents that are received and processed in the USPTO.

Private PAIR Schema Files
Private PAIR data that is downloaded in eXtensible Mark-up Language (XML) format can be validated using one of the associated Schema Definitions. Follow this link to download the current related W3C compliant schemas.

Startup Documentation Pack
System requirements, Quick Start Guide, Overview, and JAVA settings provided in MS Word.

KEY: e Biz=online business system fees=fees forms=formshelp=help laws and regs=laws/regulations definition=definition (glossary)

Send questions about USPTO programs and services to USPTO Contact Center(UCC).

Have a suggestion for more material for this customer profile? E-mail suggestions to the While we cannot promise to accommodate all requests , your suggestions will be considered and may lead to other improvements to the web site.