Patents by Inventor Krystal C. McAllister

Krystal C. McAllister 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: 7272898
    Abstract: A shoe protection device comprises a metal or plastic member having an arcuate backwall and integrally formed sidewalls which project toward curved distal ends. The device may be formed of an elastically deflectable core part having an outer coating or overmolded layer or a removable sleeve, or the sidewalls and backwall may be formed of a single solid part. The device is adapted to be slipped over the heel of a shoe or boot to protect same while the wearer of the shoe or boot is driving a motor vehicle, for example.
    Type: Grant
    Filed: November 3, 2005
    Date of Patent: September 25, 2007
    Inventor: Krystal C. McAllister