Patents by Inventor John A. Gadsden

John A. Gadsden 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).

  • Heat shrinkable device with adhesive barrier for connecting elongate objects
    Patent number: 4896904
    Abstract: A device for connecting a plurality of elongate objects, wherein a hollow, open-ended tube is provided which is at least partly dimensionally-recoverable, one or more bonding inserts formed from a solid, fusible, thermosetting adhesive located inside the tube for providing a permanent bond between the objects, and one or more barrier inserts located inside the tube to prevent egress of fused thermo-setting adhesive from the connection between the objects when the device is heated.
    Type: Grant
    Filed: July 13, 1987
    Date of Patent: January 30, 1990
    Assignee: Rachem Limited
    Inventors: John A. Gadsden, David E. Barnwell