He designed the shoe to provide more protection and support on badminton courts. In the 1970s, Converse purchased the trademark rightsto Jack Purcell sneakers - which it still produces and sells today. The shoe, which is similar in appearance to Converse's Chuck Taylor All-Stars, can be distinguished by the signature "smile" across the toe. Converse "Jack Purcells" are still popular - but more for their vintage fashion appeal than for athletic use.