{"data":{"id":"us/37-cfr-41.11","jurisdiction":"us","citation":"37 CFR 41.11","heading":"Ex Parte communications in inter partes proceedings.","body":"An ex parte communication about an inter partes reexamination (subpart C of this part) or about a contested case (subparts D and E of this part) with a Board member, or with a Board employee assigned to the proceeding, is not permitted.","path":["Title 37—Patents, Trademarks, and Copyrights","CHAPTER I—UNITED STATES PATENT AND TRADEMARK OFFICE, DEPARTMENT OF COMMERCE","SUBCHAPTER A—GENERAL","PART 41—PRACTICE BEFORE THE PATENT TRIAL AND APPEAL BOARD","Subpart A—General Provisions"],"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":"33afde839697838b0f0d428a27edc792d04df651502cb9ed7c1c29b76885cc27","source_id":"us-cfr","stale":true,"prev":"us/37-cfr-41.10","next":"us/37-cfr-41.12"},"notice":"GroundRules: Original legal text. Not legal advice."}