Patents by Inventor Otto Salzman

Otto Salzman 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).

  • Patent number: 4186500
    Abstract: A cross-country ski boot having a sole and upper section integrally formed of plastics material. The upper section has a toe portion in a front part thereof and a heel portion in a rear part thereof. A foot entrance opening is provided above the heel portion and a securement portion is associated with the foot entrance opening to secure a foot in the boot. A liner is positioned within the upper section over an inner face of the sole section and upper section. The sole and upper sections are molded on a sole plate insert to impart stiffness to the sole section while permitting flexing in the sole along an area transverse to the long axis of the sole section intermediate a front foot and a rear heel portion of the sole to permit the heel portion of the foot to be lifted off a surface while the toe portion of the boot is immovably secured.
    Type: Grant
    Filed: April 27, 1978
    Date of Patent: February 5, 1980
    Assignee: Tyrol Shoe Co. Ltd.
    Inventor: Otto Salzman