The U.S. Court of Appeals for the Federal Circuit's recent precedential opinion in In re: Float'N'Grill LLC clarifies the original patent requirement based on Title 35 of the U.S. Code, Section 251, that applies to reissue applications.

Float'N'Grill differentiates the original patent requirement from the written description requirement and describes what is necessary to meet the original patent requirement.

Originally published by Law360 - August 8, 2023.