{"data":{"id":"us/37-cfr-11.401","jurisdiction":"us","citation":"37 CFR 11.401","heading":"Truthfulness in statements to others.","body":"In the course of representing a client, a practitioner shall not knowingly:\n(a) Make a false statement of material fact or law to a third person; or\n(b) Fail to disclose a material fact to a third person when disclosure is necessary to avoid assisting a criminal or fraudulent act by a client, unless disclosure is prohibited by § 11.106.","path":["Title 37—Patents, Trademarks, and Copyrights","CHAPTER I—UNITED STATES PATENT AND TRADEMARK OFFICE, DEPARTMENT OF COMMERCE","SUBCHAPTER A—GENERAL","PART 11—REPRESENTATION OF OTHERS BEFORE THE UNITED STATES PATENT AND TRADEMARK OFFICE","Subpart D—USPTO Rules of Professional Conduct"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-37.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:25:45Z","sha256":"e78e66625ac9457973fa89d4a7c072960b936cf4c31378abbedc010861d58466","source_id":"us-cfr","stale":true,"prev":"us/37-cfr-11.310-11.400","next":"us/37-cfr-11.402"},"notice":"GroundRules: Original legal text. Not legal advice."}