Patents by Inventor James Ellerslie D'Ath

James Ellerslie D'Ath 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).

  • Security fence
    Patent number: 6382596
    Abstract: A security fence includes a panel of chain wire mesh supported by posts having lower portions and upper portions. The lower portions and the upper portions of the fence posts are connected by a flexible member so that the upper portions are resiliently deflectable. The upper portions support a barrier of barbed wire. The flexible member and the upper portions are located above adult height so that efforts to climb the fence causes the upper portions to resiliently deflect down onto the person attempting to climb the fence.
    Type: Grant
    Filed: June 22, 2000
    Date of Patent: May 7, 2002
    Assignee: Neumann Steel Pty Ltd.
    Inventor: James Ellerslie D'Ath