Patents by Inventor Charles C. Shearer

Charles C. Shearer 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).

  • Nitrocellulose based coating compositions
    Patent number: 6506823
    Abstract: A curable nitrocellulose based coating composition having four essential components: nitrocellulose, polymerizable reactive diluents whose homopolymers have glass transition temperatures both above and below 25° C. and acrylated urethane. The composition may also contain an initiator whereby thermal or light curing of the composition can be achieved.
    Type: Grant
    Filed: January 4, 2001
    Date of Patent: January 14, 2003
    Assignee: Raffi & Swanson, Incorporated
    Inventors: Elizabeth G. Burns, Charles C. Shearer
  • Nitrocellulose based coating compositions
    Publication number: 20020132885
    Abstract: A curable nitrocellulose based coating composition having four essential components: nitrocellulose, polymerizable reactive diluents whose homopolymers have glass transition temperatures both above and below 25° C. and acrylated urethane. The composition may also contain an initiator whereby thermal or light curing of the composition can be achieved.
    Type: Application
    Filed: January 4, 2001
    Publication date: September 19, 2002
    Applicant: Raffi & Swanson, Inc.
    Inventors: Elizabeth G. Burns, Charles C. Shearer