Patents by Inventor Freddie T. Allen, Jr.

Freddie T. Allen, Jr. has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Disc spring sole structure
    Patent number: 4774774
    Abstract: A midsole for athletic shoes that stores energy. The "honey comb" midsole absorbs the body weight of the athletic and converts the force into a spring-back energy that reduces the workload of leg muscles therefore a reduction of leg muscle fatigue results.
    Type: Grant
    Filed: April 13, 1987
    Date of Patent: October 4, 1988
    Inventor: Freddie T. Allen, Jr.