{"data":{"id":"us/37-cfr-42.402","jurisdiction":"us","citation":"37 CFR 42.402","heading":"Who may file a petition for a derivation proceeding.","body":"An applicant for patent may file a petition to institute a derivation proceeding in the Office.","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 E—Derivation"],"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":"38e046e25bbb1dc2012a83a5856b88ce9917894f43eea46af67c1518fe1f4b40","source_id":"us-cfr","stale":true,"prev":"us/37-cfr-42.401","next":"us/37-cfr-42.403"},"notice":"GroundRules: Original legal text. Not legal advice."}