The Federal Circuit reversed an obviousness finding in a Hatch-Waxman dispute over method-of-treatment patents covering naproxen-esomeprazole combination therapy for treating pain while reducing gastrointestinal damage — holding that the district court failed to properly analyze the motivation to co
The Federal Circuit affirmed a $371 million enhanced damages award against W.L. Gore for willful infringement of Bard’s vascular graft patent — one of the largest patent verdicts in history — holding that Gore’s employee did not qualify as a joint inventor and that the pioneering PTFE gr
The Federal Circuit affirmed an exceptional case fee award against Allcare Health Management for maintaining objectively baseless patent infringement claims, applying the then-prevailing two-part test for § 285 fee awards and addressing the standard of review for exceptional case determinations — a
The Federal Circuit reversed a finding of indefiniteness in a touchscreen patent dispute, holding that a claim term need not be expressed in traditional means-plus-function form to invoke § 112(f) — and clarified when functional claim language triggers the algorithm-disclosure requirement, with sign
The Federal Circuit sitting en banc overhauled the doctrine of inequitable conduct, holding that rendering a patent unenforceable requires both but-for materiality (the undisclosed information would have blocked the patent) and specific intent to deceive the USPTO — dramatically narrowing a defense
The Federal Circuit addressed joint infringement in a healthcare IT patent dispute, holding that when patients and healthcare providers together perform steps of a patented method for online patient-provider communications, neither party alone is a direct infringer — applying the direction-or-contro
The Federal Circuit ruled that the widely used ’25 percent rule of thumb’ for calculating starting-point patent royalties is inadmissible as a matter of law, vacating a $388 million damages award against Microsoft and requiring that every patent royalty calculation be tied to the specifi
The Federal Circuit reversed a summary judgment of obviousness in a deepwater drilling rig patent dispute, holding that the district court failed to give adequate weight to powerful objective evidence of non-obviousness — including commercial success, long-felt need, and failure of others — and rema
The Federal Circuit applied claim differentiation and rejected a narrowing construction of defibrillator patent claims, holding that independent claims cannot be read to require limitations found only in dependent claims — and affirmed the district court’s infringement finding on the broader i
The Federal Circuit held AstraZeneca’s patents on a once-daily budesonide inhaler formulation (Pulmicort Respules) valid and infringed in a Hatch-Waxman challenge, affirming the district court’s analysis of the complex obviousness record and reinforcing the significance of FDA-required l