Patents by Inventor Edward David Charles

Edward David Charles 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).

  • Patent number: 4120377
    Abstract: A tree-climbing kit comprises basically a piece of rope whose central portion has a plurality of closely spaced rings or loops fixed thereto or formed therein, and a pair of stirrups supported from hooks engageable alternately and sequentially in the rings or loops when the rope is double-hung from a tree limb and its ends are securely tied to the tree trunk. The kit also desirably includes a safety belt, and a spool-carried light-gauge pilot line with an end-attached weight for throwing and pulling over the tree limb over which the rope is to be pulled by the line.
    Type: Grant
    Filed: June 22, 1977
    Date of Patent: October 17, 1978
    Inventors: Edward David Charles, Edward H. Charles