Patents by Inventor John R. Pigg

John R. Pigg 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).

  • Shooting house and hoisting system for tree
    Patent number: 9527712
    Abstract: Method and apparatus for an electrically operated shooting house for attachment to the tree which includes a motorized winch which moves the hunting stand up or down the tree using a cable system which also incorporates a sectioned ladder which is connected to the tree using a plurality of tree encircling members. The ladder includes tracks for connection of a winch and safety mechanism thereto wherein the safety mechanism prevents the shooting house from falling down the ladder when attached to a tree.
    Type: Grant
    Filed: July 16, 2014
    Date of Patent: December 27, 2016
    Inventors: John R. Pigg, Thomas R. Love, J. Robert Pigg, Thomas G. Pigg