Nike sues rivals Skechers, New Balance for patent infringement

Nike has sued rivals New Balance and Skechers, accusing them of infringing patents related to Nike's technology for making upper portions of sneakers. The lawsuits said that several New Balance athletic shoes and Skechers sneakers misuse Nike's patented "Flyknit" technology for running, soccer and basketball shoes. Nike previously sued Adidas, Puma and Lululemon for infringing the Flyknit patent.