{"data":{"id":"us/37-cfr-42.303","jurisdiction":"us","citation":"37 CFR 42.303","heading":"Time for filing.","body":"A petition requesting a covered business method patent review may be filed any time except during the period in which a petition for a post-grant review of the patent would satisfy the requirements of 35 U.S.C. 321(c).","path":["Title 37—Patents, Trademarks, and Copyrights","CHAPTER I—UNITED STATES PATENT AND TRADEMARK OFFICE, DEPARTMENT OF COMMERCE","SUBCHAPTER A—GENERAL","PART 42—TRIAL PRACTICE BEFORE THE PATENT TRIAL AND APPEAL BOARD","Subpart D—Transitional Program for Covered Business Method Patents"],"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":"235fb7ab69d0f0af020774a3a3763cc08e03a8ccdd608a62f9e3b4dd945d9b8c","source_id":"us-cfr","stale":true,"prev":"us/37-cfr-42.302","next":"us/37-cfr-42.304"},"notice":"GroundRules: Original legal text. Not legal advice."}