Peter Dehlinger

Claims rewritten in light of a later discovery by a third party defeated by the written description requirement

USA - July 31 2013 The present case concerns improvements in alpha-amylase enzymes, which catalyze the breakdown polysaccharides to simple sugars, and are widely used in…

Fed Circuit can hear separate appeals on patent infringement liability determinations

USA - June 30 2013 This case examines a single question. Does 28 U.S.C. §1292(c)(2) confer jurisdiction on the Federal Circuit to entertain appeals from patent…

Unanimous Supreme Court ruling on gene patentability: natural DNA “no”/cDNA “yes”

USA - June 30 2013 On June 13, 2013, the Supreme Court held unanimously that isolated human DNA is not patentable because it is a “product of nature.” The act of…

Kenneth Sonnenfeld

Supreme Court rules on pay-for-delay agreements

USA - June 30 2013 Although the facts in this case are straightforward, the analyses of the majority and dissenting justices reflect sharply differing views on how…

State legislation to curtail patent troll litigation—is Vermont onto something?

USA - June 30 2013 The excesses of patent troll litigation in the past few years have galvanized the business community on the need for reform in this area. What…