Patents by Inventor Robert Zeligman

Robert Zeligman 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).

  • Sandal structure
    Patent number: 4275512
    Abstract: A durable sandal includes a composition rubber sole, a first composition rubber insole, and a unitary leather element including four straps and a second insole section of substantially the same shape as the first insole. Two of the straps having buckles attached thereto are substantially shorter than the other two and extend from one edge of the second insole section. The other two straps extend from an opposite edge of the second insole section. The unitary leather element is aligned with and peripherally sewn to the top surface of first composition rubber insole. The bottom surface of the composition rubber insole is adhesively bonded to an upper surface of the composition rubber sole.
    Type: Grant
    Filed: October 22, 1979
    Date of Patent: June 30, 1981
    Assignee: Frontier Footwear Corporation
    Inventors: Robert Zeligman, John R. Zengerle