Patents by Inventor Robert A. Polsky

Robert A. Polsky 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).

  • Bicycle shoe
    Patent number: 3952428
    Abstract: A bicycle shoe having an outsole especially adapted for gripping a pedal of a bicycle, including an elongated heel terminating in a sloping front inner face, a toe portion having alternate cylindrical protuberances and hollows, and a recessed instep having alternate frusto pyramidal protuberances and hollows for mesh engagement with hollows and protuberances of a bicycle pedal.
    Type: Grant
    Filed: February 24, 1975
    Date of Patent: April 27, 1976
    Inventor: Robert A. Polsky