The US Court of Appeals for the Federal Circuit affirmed a district court’s invalidity and infringement judgments for patents directed to a topical nonsteroidal anti-inflammatory drug, finding that a ...

In Nautilus, Inc. v. Biosig Instruments, Inc., a unanimous Supreme Court reversed the Federal Circuit and redefined the standard for indefiniteness under Section 112, ¶ 2. No. 13-369, 572 U.S. ___ ...

The surprise of the day Monday was the issuance of not one but two opinions from the April argument calendar – unanimous opinions in the two patent cases with which the Court closed the Term. Nautilus ...

EDITORIAL NOTE: What follows is an excerpt from the latest edition of Rules for Patent Drafting: Guidance from Federal Circuit Cases, 2017 Edition, which will be released the week of May 10, 2017.

Definiteness is an operator that referring to discourse and pragmatic situations. In a nutshell definiteness is a referent whose existence is commonly understood to both the speaker and the addressee.

IN my lecture on Force (anté, Sept. 21), I take for granted that the scientific use of the word is that with which all are familiar in the expression “the parallelogram of forces.” Hence Newton's term ...