TY - GEN T1 - Experimental use as an exception to patent infringement / AU - Hantman, Ronald D., VL - 1985 Vol 67 No 12 pages 617-644 ID - 3789 KW - Patents. KW - Patent infringement. KW - Trademarks. KW - PATENTS : INFRINGEMENT KW - Propriété industrielle (Droit international) TI - Experimental use as an exception to patent infringement / ER -