Patents by Inventor James J. Wilkinson

James J. Wilkinson 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: 5788299
    Abstract: An elongated shaft has a first end and a second end and has a handle fixably attached at the second end. There is also an arcuate solid shovel portion, fixably attached to the first end of the shaft, which has a substantially flat front edge. There is an arcuate rake portion, including a plurality of tines connected by a common base, slidably attached behind the shovel portion by a bracket. The tool can be alternated between the shovel portion and the rake portion via a lever, pivotably attached to the shaft, and a rod pivotably attached to the lever. The rod extends along the shaft to the common base of the rake portion and is slidably attached to the shovel portion by a sleeve located on the shovel portion, adjacent to the first end of the shaft. The rake portion is fixably attached to the rod in order to alternately withdraw and extend the rake portion when the lever is pivoted.
    Type: Grant
    Filed: May 5, 1997
    Date of Patent: August 4, 1998
    Inventor: James J. Wilkinson