Patents by Inventor Harriet J. Key

Harriet J. Key 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).

  • Shoe sole cover
    Patent number: D625086
    Type: Grant
    Filed: May 20, 2010
    Date of Patent: October 12, 2010
    Inventor: Harriet J. Key