Patents by Inventor Gary A. Hocking

Gary A. Hocking 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).

  • Check valve
    Patent number: 4977926
    Abstract: A check valve having a plate comprising a sheet material body with at least one hinge lug for mounting the plate on a hinge and a valve face for engaging, in use, a valve seat of the valve.
    Type: Grant
    Filed: September 20, 1989
    Date of Patent: December 18, 1990
    Assignee: Stockham Valve Australia Pty. Ltd.
    Inventor: Gary A. Hocking