Patents by Inventor Charles C. Boyer

Charles C. Boyer 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).

  • Distributive anode coating
    Patent number: 4931156
    Abstract: Cathodic protection to prevent corrosion of embedded steel, e.g. reinforcing rods in concrete, is obtained by applying a graphite-alkyl methacrylate composition to the exterior of the concrete.
    Type: Grant
    Filed: April 19, 1984
    Date of Patent: June 5, 1990
    Assignee: Duochem, Inc.
    Inventors: James P. Dowd, Charles C. Boyer, Gary W. Gardner