( April 1, 2025, 3:08 PM EDT) -- WASHINGTON, D.C. — The Federal Circuit U.S. Court of Appeals reversed a Florida federal judge’s denial of a new trial on damages and remanded for a new trial on damages in a dispute between instrument makers over patents related to electronic drumheads and cymbals, but the panel left in place a jury’s findings of liability and infringement, along with the judge’s decision to exclude expert testimony....