Patents by Inventor John G. Carpenter

John G. Carpenter 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).

  • Grenite: a composite material exhibiting high impact, scratch and stain resistance
    Patent number: 8933150
    Abstract: This invention describes a composite molded material consisting of granular ceramic or ceramic coated material and liquid epoxy or urethane resin or vinyl ester resin or polyester resin or mixtures thereof in various ratios by weight and the processes by which the invention is produced. This invention results in a composite material of two or more dissimilar materials which improves the characteristic properties, such as wear, stain and abrasion resistance, oxidation resistance, corrosion resistance, heat resistance, electrical and thermal conductivity, and mechanical strength for which a monolithic material is not satisfactory.
    Type: Grant
    Filed: February 6, 2006
    Date of Patent: January 13, 2015
    Assignee: Grenite Sustainable Solutions, LLC
    Inventors: John G. Carpenter, Richard E. Johnson