In Janssen Pharmaceuticals, Inc. v. Teva Pharmaceuticals USA, Inc., Appeal No. 25-1228, The Federal Circuit found that claims reciting a dosing regimen with unequal loading doses were not obvious and that a presumption of...more
Prosecution history estoppel may narrow the scope of a claim that was unamended during prosecution, if another closely related claim is amended or cancelled during prosecution....more
On July 18, 2025, the U.S. Court of Appeals for the Federal Circuit reversed a $106 million jury verdict in Colibri Heart Valve LLC v. Medtronic CoreValve, LLC, No. 2023-2153, finding that Colibri’s infringement claim under...more
On July 18, 2025, the US Court of Appeals for the Federal Circuit reversed a lower court ruling in Colibri Heart Valve LLC v. Medtronic CoreValve, LLC, holding that prosecution history estoppel barred the patentees’ doctrine...more
The US Court of Appeals for the Federal Circuit found that a district court misconstrued claim terms based on a misapplication of the clear and unequivocal disavowal standard and vacated its noninfringement decision. Maquet...more