Patents by Inventor Donald Barnett

Donald Barnett 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).

  • Security card and system for use thereof
    Patent number: 6068184
    Abstract: A security card system that includes a security card having an appearance like a real credit card or other bank card, and a security network that contains a security firm that enrolls persons in the system who have been provided with a security card by a card-issuing institution, and uses the security network for responding to emergency calls initiated by use of the security card, reports fraud, and in general, implements an emergency system and acts as a theft deterrent.
    Type: Grant
    Filed: April 27, 1998
    Date of Patent: May 30, 2000
    Inventor: Donald A. Barnett