Patent and Trademark Office · PTO-P-2025-0008
Required Use by Foreign Applicants and Patent Owners of a Patent Practitioner
The Federal Register published the matched proposal on December 29, 2025 and the matched final rule on March 20, 2026, 81 days later.
Official publication history
Proposal ·
Required Use by Foreign Applicants and Patent Owners of a Patent Practitioner
Comment date listed January 28, 2026
Final rule ·
Required Use by Foreign Applicants and Patent Owners of a Patent Practitioner
Effective date in register data July 20, 2026
About this timeline
How the records were matched
America.co links a proposed rule and a later final rule when the Federal Register records share the exact docket identifier and lead agency. This snapshot covers records published from January 1, 2025 to November 10, 2026.
A docket can hold more than one regulatory action. Dates here are dates listed in individual notices. Later corrections, court actions, other dockets and records outside the date window may change what applies. Follow the official documents for the full text and effective dates.
Federal Register data source · Search Regulations.gov · Download this snapshot