Federal Circuit Says ‘Best’ Claim Limitation Invalid As Indefinite

( November 26, 2025, 10:36 AM EST) -- WASHINGTON, D.C. — A Federal Circuit U.S. Court of Appeals panel on Nov. 25 affirmed a California federal judge’s finding that some claims in patents describing systems for routing streamed content over the internet were invalid as indefinite and likewise affirmed findings that the technology company’s products did not meet a claim limitation required by the patents at issue....