Patents by Inventor Joseph W. Michaud

Joseph W. Michaud 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).

  • Low smoke and flame spread cable construction
    Patent number: 4401845
    Abstract: A jacketed electrical cable construction has low smoke and flame spread characteristics so that it is suitable for use in plenum air spaces in buildings with drop ceilings without the need for metal conduits. The cable includes a bundle of conductors which are insulated with poly(vinylidene fluoride), a wrapping of poly(tetrafluoroethylene) impregnated glass tape surrounding the bundle of conductors and a jacket of poly(vinylidene fluoride).
    Type: Grant
    Filed: August 26, 1981
    Date of Patent: August 30, 1983
    Assignee: Pennwalt Corporation
    Inventors: Oliver R. Odhner, Joseph W. Michaud