Patents by Inventor Anthony M. Coffman

Anthony M. Coffman 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).

  • Tire Tread Rubber Composition
    Publication number: 20210300117
    Abstract: Disclosed herein are tire tread rubber compositions comprising a specified elastomer component, reinforcing silica filler, a specified hydrocarbon resin, oil, and a cure package. The elastomer component includes styrene-butadiene rubber; polybutadiene; and guayule natural rubber.
    Type: Application
    Filed: June 10, 2021
    Publication date: September 30, 2021
    Applicant: Bridgestone Americas Tire Operations, LLC
    Inventors: Anthony M. Coffman, Benjamin C. Galizio
  • Tire Tread Rubber Composition
    Publication number: 20210229495
    Abstract: Disclosed herein are tire tread rubber compositions comprising a specified elastomer component, reinforcing silica filler, a specified hydrocarbon resin, oil, and a cure package. The elastomer component includes styrene-butadiene rubber; polybutadiene; and natural rubber, polyisoprene, or a combination thereof.
    Type: Application
    Filed: May 1, 2019
    Publication date: July 29, 2021
    Applicant: Bridgestone Americas Tire Operations, LLC
    Inventors: Anthony M. Coffman, Benjamin C. Galizio