( July 28, 2025, 11:10 AM EDT) -- WASHINGTON, D.C. — A Federal Circuit U.S. Court of Appeals panel affirmed the U.S. Patent Trial and Appeal Board’s (PTAB) invalidation of all claims in a patent held by Xerox Inc. describing a method of content delivering content to users, agreeing with the PTAB’s claim construction that all parties agreed would be dispositive if upheld....