Patents by Inventor Cary K. Black

Cary K. Black 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).

  • ROOFING MEMBRANE
    Publication number: 20100255739
    Abstract: A roofing membrane having a membrane composition including a propylene based elastomer, a plastomer, and an impact polypropylene-ethylene copolymer. The membrane composition also may have a flame retardant. In a related exemplary embodiment, the total weight percent of polypropylene-ethylene copolymer present in the composition may range from about 7 to 20 percent.
    Type: Application
    Filed: April 2, 2010
    Publication date: October 7, 2010
    Applicant: Duro-Last, Inc.
    Inventors: Cary K. Black, John R. Scott