Patents by Inventor Craig W. Pehlert

Craig W. Pehlert 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).

  • HCFC resistant ABS composite
    Patent number: 5409774
    Abstract: Disclosed herein is a composite structure comprising a layer of a gas filled cellular insulation material combined with a layer of impact resistant thermoplastic sheet material wherein an ABS sheet having a substantial number of rubber particles in range of from about 4 to about 10 microns (LR ABS) is interposed between the gas filled cellular material and the thermoplastic sheet.
    Type: Grant
    Filed: July 1, 1993
    Date of Patent: April 25, 1995
    Assignee: Monsanto Company
    Inventors: Craig W. Pehlert, Paul J. Drenzek, Glenn B. Hilton