Patents by Inventor David N. Kelvie

David N. Kelvie 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: D470761
    Type: Grant
    Filed: May 28, 2002
    Date of Patent: February 25, 2003
    Assignee: Webb Business Promotions, Incorporated
    Inventor: David N. Kelvie