Patents by Inventor C. W. Cotton

C. W. Cotton 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).

  • Tree climbing device
    Patent number: 3960240
    Abstract: A pair of projecting platforms attached around a tree trunk one above the other are moved up a tree by a person sitting on the uppermost platform and reaching below and pulling the lowermost platform up close to the botton of the uppermost platform and then while standing on the lowermost platform rising from the seat of the uppermost platform and lifting it upwardly behind and then repeating the procedure until the desired height is reached. The uppermost and lowermost platforms both have adjustable tree-engaging frames which are placed around the tree trunk.
    Type: Grant
    Filed: September 16, 1974
    Date of Patent: June 1, 1976
    Inventor: C. W. Cotton