USA: Skate Shoe Firm Files Patent Suit Against Skechers
Footwear giant Skechers USA Inc on Thursday had a patent infringement lawsuit filed against it by skate shoe rival Heeling Sports Ltd in the latest round of a fierce four-month legal battle. The move comes after Heelings was granted a patent for its design, which allows the user to go from a walk to a roll by transitioning weight onto wheels in the heel.