Patents by Inventor Leo D. Duncan

Leo D. Duncan 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: 4379587
    Abstract: A seat structure particularly for use as in an ice fishing house, the seat structure being constructed to be elevated to a convenient seating height by being positioned upon and supported by a fishing bucket and permitting free access to the bucket, the improvement consisting of leg members having notched bottom end portions arranged to receive therein and be supported upon the upper open rim portion of a fishing pail or bucket, the leg members depending from a rigid seat member and the seat member being formed to include an overlying layer of weather resistant insulating material.
    Type: Grant
    Filed: February 23, 1981
    Date of Patent: April 12, 1983
    Inventor: Leo D. Duncan