May 25, 2023 - In inter partes reviews (IPRs), a petitioner may challenge the validity of issued claims as being obvious over one or more prior art references. A claim is unpatentable if it would have ...

A patent owner may be able to remove an asserted prior art reference if the patent owner can show that the relevant subject matter in the prior art is the inventor’s own work. After the petitioner in ...

To request cancellation of one or more claims of a patent in an inter partes review (IPR), a petitioner must challenge the claim on the basis that the claim is unpatentable under 35 U.S.C §102 or 103, ...

A claim is said to be anticipated when a single prior art reference discloses, either expressly or inherently, each and every limitation of the claim. But what happens when a prior art reference ...