file wrapper
file wrapper. Patents & trademarks. The complete record of proceedings in the Patent and Trademark Office from the initial application to the issued patent or registered trademark; specif., a patent or trademark application together with all documentation, correspondence, and any other record of proceedings before the PTO concerning that application. — Also termed file history; prosecution history. Cf. CERTIFIED FILE HISTORY. [Cases: Patents 168(1), 168(2). C.J.S. Patents §§ 283, 294–295, 299.]