The Patent Trial and Appeal Board (PTAB or Board) denied institution of inter partes review (IPR) after determining that the challenged claims were indefinite and that therefore the Board could not apply the prior art to...more
In its 2011 Therasense, Inc. v. Becton Dickinson & Co. decision, the Court of Appeals for the Federal Circuit set forth a more forgiving "but-for" causality standard for determining whether a patent is unenforceable due to...more
Inequitable Conduct Ruling Upheld - In AMERICAN CALCAR, INC. v. AMERICAN HONDA MOTOR CO., Appeal No. 2013-1061, the Federal Circuit affirmed a finding of inequitable conduct. Calcar asserted patents related to...more