Patents by Inventor Allen E. Ritchings

Allen E. Ritchings 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).

  • Tool for installation/removal of screw-in steps
    Patent number: 7017449
    Abstract: A tool is provided to aid in the insertion and removal of tree steps used with blinds in trees while hunting. The invention takes the form of a “Z”-shaped crank made of flat steel stock. The middle portion of the crank has a hole that is placed over the step on the step portion. The upper portion of the crank, has two slots on either side, one of which is used for installing a tree step, while the other is used to remove the tree step. Finally, the lower portion of the crank forms a handle, which can be padded with a cushion or handle grip.
    Type: Grant
    Filed: May 13, 2004
    Date of Patent: March 28, 2006
    Inventor: Allen E. Ritchings