Patents by Inventor John G. Bolton

John G. Bolton 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).

  • Hand stamp with folding handle
    Patent number: 5191837
    Abstract: A hand stamp has a base and a handle which is movable between two folded positions and an operational position between the folded positions. The handle has legs with respective axles which are adapted to enter a bore in the base. There are lugs on respective axles which are adapted to cooperate with the respective one of the notches in the base to lock the handle in one operational position and two transportation positions. The handle is firmly but releasably held in each of the operational position and the transportation positions.
    Type: Grant
    Filed: January 3, 1991
    Date of Patent: March 9, 1993
    Assignee: Chusid Pty. Ltd.
    Inventor: John G. Bolton