{"data":{"id":"us/37-cfr-41.128","jurisdiction":"us","citation":"37 CFR 41.128","heading":"Sanctions.","body":"(a) The Board may impose a sanction against a party for misconduct, including:\n(1) Failure to comply with an applicable rule or order in the proceeding;\n(2) Advancing a misleading or frivolous request for relief or argument; or\n(3) Engaging in dilatory tactics.\n(b) Sanctions include entry of:\n(1) An order holding certain facts to have been established in the proceeding;\n(2) An order expunging, or precluding a party from filing, a paper;\n(3) An order precluding a party from presenting or contesting a particular issue;\n(4) An order precluding a party from requesting, obtaining, or opposing discovery;\n(5) An order excluding evidence;\n(6) An order awarding compensatory expenses, including attorney fees;\n(7) An order requiring terminal disclaimer of patent term; or\n(8) Judgment in the contested case.","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 D—Contested Cases"],"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":"2aa76ed361631cfc3d888fb0f9673310e8a469ac55c3c9736b90189ec89fb126","source_id":"us-cfr","stale":true,"prev":"us/37-cfr-41.127","next":"us/37-cfr-41.150"},"notice":"GroundRules: Original legal text. Not legal advice."}