News & Analysis as of

Prior Art Reversal CAFC

MoFo Life Sciences

Is Your Claim Open or Closed? Claim Construction Takes on a New Meaning in Eye Therapies, LLC v. Slayback Pharma, LLC

MoFo Life Sciences on

On June 30, 2025, the Federal Circuit issued a precedential decision in Eye Therapies, LLC v. Slayback Pharma, LLC, reversing the Patent Trial and Appeal Board’s (PTAB’s) claim construction of the phrase “consisting...more

WilmerHale

CAFC Patent Cases - April 2021

WilmerHale on

Precedential Federal Circuit Opinions - ..WI-LAN INC. v. SHARP ELECTRONICS CORPORATION [OPINION]  (2020-1041, April 6, 2021) (DYK, TARANTO, and STOLL) - Dyk, J.  Affirming related district court judgments holding...more

Mintz - Intellectual Property Viewpoints

Federal Circuit Reverses PTAB’s Holding of Anticipation Despite an Element Missing from the Prior Art

On March 14, 2017, the United States Court of Appeals for the Federal Circuit clarified, in a precedential opinion, that an anticipating reference must supply all of the claim elements, regardless of what a person of skill in...more

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