USPTO Issues Final Rule on Representation of Foreign Patent Applicants: What Foreign Applicants and Patent Owners Must Know

A New Mandatory Representation Requirement Takes Effect The United States Patent and Trademark Office (USPTO) has issued a final rule amending its Rules of Practice in patent cases, a formal regulatory amendment that introduces a new mandatory requirement affecting all foreign patent applicants and patent owners. The rule mandates that any applicant/inventor or patent owner whose domicile is outside the United States or its territories must be represented by a patent attorney or agent who is...