Patents by Inventor Lindell E. Lee, Jr.

Lindell E. Lee, Jr. 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).

  • Agricultural clean-out drag
    Patent number: 4449591
    Abstract: An agricultural clean-out drag particularly adapted to smooth out dikes, is mounted upon a boom. The drag is pivoted rearward of center so the front of the drag tends to hang down to bear against the ground. The drag is a shell, semi-circular in shape. The front is flat. The boom is pivoted behind the plow shank and is spring biased downward. The front of the drag is chained to the boom to limit the downward travel of the front of the drag.
    Type: Grant
    Filed: December 10, 1981
    Date of Patent: May 22, 1984
    Assignee: Lindell E. Lee, Jr.
    Inventors: George L. Brown, Lindell E. Lee, Jr.
  • Trailer coupler
    Patent number: 4087112
    Abstract: A C-shaped retaining handle is connected to a draft pin and has a cam on an end near the point of connection. A springed washer presses against the cam, thereby securing the handle to lock the draft pin in place, yet permitting the handle to be raised for uncoupling.
    Type: Grant
    Filed: February 4, 1977
    Date of Patent: May 2, 1978
    Inventor: Lindell E. Lee, Jr.