Patents by Inventor Charles A. Herbig

Charles A. Herbig 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).

  • Adjustable arch support for shoes
    Patent number: 4166329
    Abstract: The height of the arch of an arch-support member is adjustable by turning a screw that is positioned between the insole and the sole of a shoe. A lever extends from the central portion of the arch support downwardly through the insole to the adjusting screw. The lever turns about the insole as a fulcrum in response to adjustment of the screw for varying the height of the arch-support member.
    Type: Grant
    Filed: October 10, 1978
    Date of Patent: September 4, 1979
    Inventor: Charles A. Herbig