How do I request a Customer Number from the USPTO?

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Source: FAQ (MPEP-Based) BlueIron Update: 2024-09-09 10 Rules 5 Related FAQs This page is an FAQ based on guidance from the Manual of Patent Examining Procedure. It is provided as guidance, with links to the ground truth sources. This is information only: it is not legal advice. To request a Customer Number from the USPTO, follow these steps: Complete the Customer Number Request Form (PTO/SB/125) Include the names of registered practitioners associated with the Customer Number Provide the correspondence address for the Customer Number Submit the form to the USPTO According to MPEP 403 , ‘A Customer Number may be requested by (A) a registered attorney or agent of record, (B) an assignee of the entire interest of the applicant, or (C) the applicant.’ The USPTO will process the request and assign a unique Customer Number, which can then be used for managing correspondence and access to patent applications. For more information on USPTO Forms, visit: USPTO Forms . Related Rules from the Manual of Patent Examining Procedure 10 rules Collapse Customer Number for Correspondence Address Required MPEP 403 Permitted Forms for Customer Number Practice Required MPEP 403 Customer Number Practice Permitted for Appointment of Practitioners MPEP 403 Permitted Customer Number Practice Does Not Permit Law Firm Appointment MPEP 403 Single Customer Number for Correspondence Address MPEP 403 Permitted Customer Number for POA and Address Designation MPEP 403 Permitted Correspondence Customer Number Required for USPTO Access MPEP 403 Permitted Customer Number POA Requirement MPEP 403 Customer Number for POA and Address Designation MPEP 403 Permitted Correspondence Customer Number Limits Access MPEP 403 Other Related FAQs 5 FAQs Collapse What happens if a patent application is filed without a correspondence address? How is correspondence handled when two patent practitioners are appointed for the same application? How is double correspondence handled in patent applications? What is the Cus...