Patents by Inventor Howard R. Kraft

Howard R. Kraft 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).

  • Grooved plastic board and method of making same
    Patent number: 4533588
    Abstract: A thin mesh is embedded in a relatively rigid molded plastic sheet which has cushioning and insulating characteristics with cutlines formed through the plastic to the mesh so that the sheet is separated into hingedly attached sections which can then be folded as desired to make containers or packages or the like. As an additional feature the plastic can be eliminated over certain areas on both sides of the mesh to provide a see-through opening.
    Type: Grant
    Filed: September 4, 1984
    Date of Patent: August 6, 1985
    Assignee: T. O. Plastics, Inc.
    Inventor: Howard R. Kraft