Patents by Inventor John M. McDonagh

John M. McDonagh 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).

  • Resin laminate having protective layer
    Patent number: 4169180
    Abstract: A laminate which is useful as a construction material is disclosed. It comprises: (1) a base layer of a synthetic resin having inferior weather-proof characteristics; and (2) a protective layer of a crosslinked acrylate and/or methacrylate/crosslinked styrene-acrylonitrile/uncrosslinked styrene-acrylonitrile polymer composition attached to the base layer. The laminate can be used as a material for siding, gutter systems, downspouts, soffit and fascia systems, shutters, window casings and the like.
    Type: Grant
    Filed: September 16, 1977
    Date of Patent: September 25, 1979
    Assignee: Stauffer Chemical Company
    Inventor: John M. McDonagh