{"data":{"id":"us/37-cfr-41.100","jurisdiction":"us","citation":"37 CFR 41.100","heading":"Definitions.","body":"In addition to the definitions in § 41.2, the following definitions apply to proceedings under this subpart:\nBusiness day means a day other than a Saturday, Sunday, or Federal holiday within the District of Columbia.\nInvolved means the Board has declared the patent application, patent, or claim so described to be a subject of 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":"5c4d89765fae968c5d351f422e65965ad2f6a295c233443687243ee8351c6c1f","source_id":"us-cfr","stale":true,"prev":"us/37-cfr-41.81","next":"us/37-cfr-41.101"},"notice":"GroundRules: Original legal text. Not legal advice."}