- 401-U.S. Patent and Trademark Offic Cannot Aid in Selection of Attorney
- 402-Power of Attorney; Acting in a Representative Capacity
- 402.01-Exceptions as to Registration
- 402.02-Appointment of Associate Attorney or Agent
- 402.05-Revocation
- 402.06-Attorney or Agent Withdraws
- 402.07-Assignee Can Revoke Power of Attorney of Applicant and Appoint New Power of Attorney
- 402.08-Application in Interference
- 402.09-International Application
- 402.10-Appointment/Revocation by Less Than All Applicants or Owners
- 403-Correspondence — With Whom Held
- 404-Conflicting Parties Having Same Patent Practitioner
- 405-Patent Practitioner Not of Record
- 406-Death of Patent Practitioner
- 407-Suspended or Excluded Patent Practitioner
- 408-Telephoning Patent Practitioner
- 409-Death, Legal Incapacity, or Unavailability of Inventor
- 409.01-Death of Inventor
- 409.01(a)-Prosecution by Administrator or Executor
- 409.01(b)-Proof of Authority of Administrator or Executor
- 409.01(c)-After Administrator or Executor Has Been Discharged
- 409.01(d)-Exception in Some Foreign Countries
- 409.01(e)-If Applicant of Assigned Application Dies
- 409.01(f)-Intervention of Executor Not Compulsory
- 409.02-Insanity or Other Legal Incapacity
- 409.03-Unavailability of Inventor
- 409.03(a)-At Least One Joint Inventor Available
- 409.03(b)-No Inventor Available
- 409.03(c)-Legal Representatives of Deceased Inventor Not Available
- 409.03(d)-Proof of Unavailability or Refusal
- 409.03(e)-Statement of Last Known Address
- 409.03(f)-Proof of Proprietary Interest
- 409.03(g)-Proof of Irreparable Damage
- 409.03(h)-Processing and Acceptance of a 37 CFR 1.47 Application
- 409.03(i)-Rights of the Nonsigning Inventor
- 409.03(j)-Action Following Acceptance of a 37 CFR 1.47 Application
- 409.01-Death of Inventor
- 410-Representations to the U.S. Patent and Trademark Office
