TY - BOOK TI - An Analysis of Patent Litigation Statistics: Staff Report of the Subcommittee on patents trademarks and copyrights of the Committee on the Judiciary, United States Senate, 86. Congr., 2. Sess. Pursuant to S. Res. 240 PY - 1961/// CY - Washington: PB - Gov. Print. Off., KW - USA KW - Patentwesen ER -