The US Court of Appeals for the Federal Circuit reversed a district court’s decision upholding patent validity, finding that the subject patent’s specification clearly established that the written description failed to...more
QUAKE v. LO - Before Reyna, Chen, and Hughes. Appeal from the Patent Trial and Appeal Board (“PTAB”). Summary: A claimed method must be expressly described as a whole in order to satisfy the written description...more
Our report includes discussions of six of the precedential cases decided in the past week and will include the other three cases in next week’s report. In Aylus v. Apple, the panel finds prosecution disclaimer in a...more
Do negative claim limitations need to adhere to a heightened written description standard? That was the question the U.S. Court of Appeals for the Federal Circuit addressed in an appeal from a inter partes reexamination,...more