Patents by Inventor Arthur H. Beesley

Arthur H. Beesley 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).

  • Fade resistant black coating for roofing granules
    Patent number: 6238794
    Abstract: A composition, containing carbon black pigment particles of a specific size and an inorganic binder, suitable for use as a color coating on inorganic substrates to provide a greater resistance to fade than conventional coating compositions. The particles have a mean particle size in the range of about 150 nm to about 500 nm and a surface area per weight of particles of about 20 m2/g or less. The composition is useful in producing coated inorganic granules for specific uses, such as roofing granules.
    Type: Grant
    Filed: February 10, 1999
    Date of Patent: May 29, 2001
    Assignee: 3M Innovative Properties Company
    Inventors: Arthur H. Beesley, Christine A. Sobon, Bill L. George, Nancy A. Waletzko