Patents by Inventor Kenneth Grzybowski

Kenneth Grzybowski 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).

  • Modified asphalt compositions
    Publication number: 20050101702
    Abstract: A modified asphalt composition is provided comprising-at least one plastomer, at least one elastomer, at least one crosslinking agent and asphalt. More specifically, a modified asphalt composition is provided comprising an oxidized polyethylene, a styrene-butadiene-styrene block copolymer, sulfur, and asphalt. A hot mix asphalt composition is also provided comprising the modified asphalt composition and aggregate. Processes for producing the modified asphalt composition and the hot mix asphalt composition are also provided as well as articles produced from these inventive compositions.
    Type: Application
    Filed: November 12, 2003
    Publication date: May 12, 2005
    Inventors: Richard Stuart, Jeffery Presley, Kenneth Grzybowski