Patents by Inventor Marcel J. Champigny

Marcel J. Champigny 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).

  • Water level control device
    Patent number: 4607658
    Abstract: A device for automatically controlling the water level in a basin, such as a bathtub. Air pressure in a tube is used to halt water flow into the basin when a desired water level is reached. Various water levels can be selected by opening pressure relief openings in the tube.
    Type: Grant
    Filed: November 1, 1985
    Date of Patent: August 26, 1986
    Inventors: Gerald M. Fraser, Marcel J. Champigny