ARE Patent Law Alert: Supreme Court Rejects “Insolubly Ambiguous” Standard For Claim Indefiniteness Analysis

On June 2, 2014, the U.S. Supreme Court unanimously rejected the Federal Circuit’s “insolubly ambiguous” standard in evaluating a patent claim’s definiteness under 35 U.S.C. § 112, ¶ 2.  Nautilus, Inc. v. Biosig Instruments, Inc., No. 13-369, 574 U.S. __ (June 2, 2014). The Supreme Court criticized this formulation because it “can breed lower court […]