( September 25, 2025, 8:14 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) final written decision upholding all claims in a patent regarding an optical lens assembly for compact devices challenged by Motorola Mobility LLC, holding that substantial evidence supported the board’s finding that there was no motivation to combine Motorola’s cited prior art references....