TY - GEN T1 - US patents post KSR :post-KSR case law regarding obviousness / AU - Ewing, James L., AU - Murray, Daniel. VL - Dec 2007/Jan 2008, No 198, pages 30-32 CN - K1501.2 LA - eng ID - 24271 KW - Patent laws and legislation. KW - Patents. KW - Computer software KW - Biotechnology industries KW - Intellectual property. KW - Trademarks KW - Patents KW - Patent law KW - United States of America TI - US patents post KSR :post-KSR case law regarding obviousness / ER -