Patents by Inventor Paul E. Kingham

Paul E. Kingham 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).

  • Adjustable slow closing valve assembly
    Patent number: 4570899
    Abstract: An adjustable slow closing valve assembly includes a valve body having a bore to receive a valve cartridge with inlet and outlet ports communicating with the bore, the valve cartridge having a tubular retainer providing means defining a valve seat and means reciprocably mounting a valve stem with the stem carrying an operating handle at one end and a valve member adjacent the other end to cooperate with the seat.
    Type: Grant
    Filed: November 19, 1984
    Date of Patent: February 18, 1986
    Assignee: Household Manufacturing, Inc.
    Inventor: Paul E. Kingham