Patents by Inventor Paul D. Grangaard

Paul D. Grangaard 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 stitching
    Patent number: D632885
    Type: Grant
    Filed: October 27, 2009
    Date of Patent: February 22, 2011
    Assignee: Allen-Edmonds Shoe Corporation
    Inventors: Paul D. Grangaard, James Kass