Patents by Inventor Katharine M. Cowger

Katharine M. Cowger 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).

  • Pneumatic tires including short fibers
    Patent number: 8708013
    Abstract: A pneumatic tire comprising a body, a tread, a pair of bead assemblies disposed in the lower section of the body, where said bead assemblies include a bead core and a bead filler, and a pair of sidewalls, where the bead assemblies and pair of sidewalls include vulcanizated rubber, and where at least one of said bead assemblies, or at least one of said sidewalls, or both said bead assemblies and sidewalls include short fibers.
    Type: Grant
    Filed: August 21, 2006
    Date of Patent: April 29, 2014
    Assignee: Bridgeston Americas Tire Operations, LLC
    Inventors: Katharine M. Cowger, Richard J. Wright, John P. Rodak, Carolyn W. Bernstorf
  • Tire components having improved durability
    Publication number: 20040055686
    Abstract: Tire components comprising a microencapsulated reactant and a reaction facilitator are provided. These components have the ability to resist crack propagation and to self-repair cracks that form within the tire component matrix.
    Type: Application
    Filed: July 22, 2003
    Publication date: March 25, 2004
    Inventors: Katharine M. Cowger, Charles D. Spragg