Patents by Inventor Steven R. Ross

Steven R. Ross 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).

  • ABS foam and method of making same
    Patent number: 6784216
    Abstract: The present invention is an ABS foam composition. The composition is comprised of ABS, a foam modifier, and a blowing agent. The composition may be formed into a variety of shapes and products using many different processing techniques, e.g., extrusion and molding.
    Type: Grant
    Filed: April 4, 2003
    Date of Patent: August 31, 2004
    Assignee: Crane Plastics Company LLC
    Inventors: Burch E. Zehner, Steven R. Ross