( August 15, 2025, 10:02 AM EDT) -- WASHINGTON, D.C. — A Federal Circuit U.S. Court of Appeals panel vacated a California federal judge’s grant of summary judgment in Apple Inc.’s favor on infringement allegations regarding patents for haptic feedback on devices, finding that the judge abused his discretion by striking the patent owner’s expert testimony and erred by importing narrowing claim limitations not supported by the evidence....