Patents by Inventor Robert W. Kemper

Robert W. Kemper 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).

  • Patent number: 4218900
    Abstract: An elongated tubular handle and support member connectable at its upper end with a vacuum hose and at its lower end with a vacuum head having a perpendicularly extending, elongated suction opening and including a pair of spray nozzles fixed with respect to the vacuum head and adapted to spray, respectively and selectively, either carpet cleaning fluid or carpet dyeing fluid behind the vacuum head, supports along the length thereof an open-topped container for removably receiving a liquid dye container. The tubular handle and support member also has attached thereto a control valve assembly for directing fluid under pressure to either of said spray nozzles, selectively, from a single remote source.
    Type: Grant
    Filed: August 6, 1979
    Date of Patent: August 26, 1980
    Inventors: Lew Caplan, Robert W. Kemper