Patents by Inventor David G. Mangee

David G. Mangee 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).

  • Sole for a marching shoe
    Patent number: D370993
    Type: Grant
    Filed: April 14, 1994
    Date of Patent: June 25, 1996
    Assignee: Man-How, Inc.
    Inventor: David G. Mangee