Patents by Inventor Decio L. Schenkel

Decio L. Schenkel 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).

  • Unidirectional air transfer system for shoes
    Patent number: 5588226
    Abstract: A shoe includes an assembly inner-sole and outsole with openings formed therethrough and one or more unidirectional air transfer sets disposed between the openings in the outsole and the openings in the inner-sole. The unidirectional air transfer set includes tissues separated by a breathable, waterproof membrane which permits the passage of humid or moist air in one direction only from the interior of the shoe to the exterior of the shoe to improve comfort for the user. The membrane is preferably formed of a hydrophilic polyurethane polymer.
    Type: Grant
    Filed: May 1, 1995
    Date of Patent: December 31, 1996
    Inventor: Decio L. Schenkel