Patents by Inventor Diego Caletti

Diego Caletti 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).

  • Waterproof shoe
    Patent number: 5746012
    Abstract: A shoe comprising an inner-sole and a sole, a plurality of microholes being arranged at least through the central portion of both of them, and an inner liner of a material such as Gore-Tex, wherein, between said inner-sole and said sole, a layer is provided of a resilient material, such as corrugated felt.
    Type: Grant
    Filed: February 6, 1996
    Date of Patent: May 5, 1998
    Inventors: Diego Caletti, Antonio Ferrarese