Patents by Inventor George H. Hibberd

George H. Hibberd 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).

  • Lockable telescoping members
    Patent number: 5622446
    Abstract: Lockable telescopic members are known that employ separate compression fittings or spring clips, and which can with advantage be avoided. Twist locks are also known where the members can be over rotated to release the connection and cause damage to the members.
    Type: Grant
    Filed: July 6, 1995
    Date of Patent: April 22, 1997
    Assignee: James Neill Holdings Limited
    Inventor: George H. Hibberd