How can an applicant revoke a power of attorney in a patent application?

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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. An applicant can revoke a power of attorney in a patent application by submitting a new power of attorney or by filing a revocation signed by the applicant. According to MPEP 601.02 : “A power of attorney may be revoked at any stage in the proceedings of a case, and a power of attorney to a subsidiary prior organization is revoked by a power to a primary organization.” It’s important to note that: The revocation should be clear and unambiguous A new power of attorney automatically revokes the previous one The revocation should be signed by the applicant or assignee of the entire interest After revocation, the USPTO will communicate directly with the applicant or the newly appointed attorney/agent. Related Rules from the Manual of Patent Examining Procedure 10 rules Collapse Contents of Patent Application Required MPEP 601 Required Fee Required for Patent Application MPEP 601 Required Inventor Must File Written Patent Application MPEP 601 Required Fee and Oath/Declaration Requirement for Patent Application MPEP 601 Required Juristic Applicant or Patent Owner Can Sign Transmittal Letter MPEP 601 Permitted Power of Attorney Requires Full Mailing Address and Contact Info MPEP 601.02 Recommended Appointment Requirement for Power of Attorney MPEP 601.02 Filing Fee Required for Provisional Application MPEP 601 Required Specification and Claims Required for Nonprovisional Application MPEP 601 Required Application Must Be Made In Writing By Inventor MPEP 601 Required Other Related FAQs 5 FAQs Collapse Why is it important to include contact information in a power of attorney for patent applications? What is the difference between a power of attorney and a customer number? How do power of attorney requ...