Patents by Inventor William James Heaton

William James Heaton 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).

  • Dog biscuit
    Patent number: D429867
    Type: Grant
    Filed: January 25, 2000
    Date of Patent: August 29, 2000
    Assignee: Pet Life Foods, Inc.
    Inventor: William James Heaton