Broadest Reasonable Interpretation Has Limits

The United States Court of Appeals for the Federal Circuit (“the Federal Circuit”) recently put the United States Patent Trial and Appeal Board (“the Board”) on notice that the broadest reasonable interpretation of claims… Read More

“Substantially” in a Patent Claim is Substantially OK

U.S. Patent No. 5,987,863 (“the ‘863 patent”), owned by the Exmark Manufacturing Company (“Exmark”), recently survived a challenge to its claim 1 as indefinite under 35 U.S.C. §112, ¶2 for inclusion of the phrase … Read More

Is a fail on §101 always “exceptional” under §285?

The answer to the question posed by the title is no, the Federal Circuit’s recent decision in Inventor Holdings, LLC v. Bed Bath & Beyond Inc., No. 2016-2442 (Fed. Cir. Dec. 8 2017) notwithstanding (reported on by this blog… Read More

Federal Circuit: No “Teaching Away” Without Discouragement

The University of Maryland Biotechnology Institute (“Maryland”), owner of U.S. Patent No. 6,673,532 B2 (“the ‘532 patent”), recently lost the ‘532 patent when the United States Court of Appeals for the Federal Circ… Read More

PTAB: Filled May Be Indefinite, Unfilled Is Adequately Described

Tinnus Enterprises, LLC (“Tinnus”), owner of U.S. Patent No. 9,527,612 B2 (“the ‘612 patent”) recently suffered a setback when the U.S. Patent Trial and Appeal Board ordered institution of a post-grant review of the… Read More