TY - GEN AU - Wheeler, Alan B., ID - 8602 KW - Patents. KW - Trademarks. KW - PATENTS : TERMINATION OF RIGHTS T1 - Proposed legislation permitting petitions for cancellation in patent cases / TI - Proposed legislation permitting petitions for cancellation in patent cases / VL - 1970 Vol 52 No 12 pages 807-812 ER -