LULU’s Blissfeel, Chargefeel Mid, Chargefeel Low and Strongfeel styles infringe on three Nike patents covering various aspects of knitted textile uppers, according to a suit filed by the sneaker giant in So. NY federal court. All four designs infringe on the core 8,266,749 patent for textile elements knitted together but with differing textures, according to the complaint, and ... Log in to view full article.