Patents by Inventor Paul F. Rushman

Paul F. Rushman 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).

  • Powder coating compositions and their use
    Patent number: 5635548
    Abstract: A power coating composition comprises at least one film-forming polymeric material and has dry-blended therewith two or more dry-blended additives selected from solid, particulate, inorganic, water-insoluble materials which may be ceramic or mineral materials and/or may be oxides, mixed oxides, hydrated oxides, hydroxides, oxide-hydroxides or oxysalts of metals and metalloids, at least 95% by volume of the powder coating composition having a particle size not exceeding 50 microns.
    Type: Grant
    Filed: June 12, 1995
    Date of Patent: June 3, 1997
    Assignee: Courtaulds Coatings (Holdings) Limited
    Inventors: Kevin J. Kittle, Paul F. Rushman