Patents by Inventor Fred D. Stump

Fred D. Stump 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).

  • Manual stump removal tool
    Patent number: 5077917
    Abstract: The present invention relates to a tool for removing a stump from the earth. In particular, the tool includes an elongated rod that is provided with a plate structure about a cutting end of the tool. The plate structure includes a bevelled cutting edge that is effective to cut through soil, rocks and roots that would typically surround and underlie a stump. In use, the tool is driven with a maul or hammer at approximately a 45.degree. angle so as to cut a conical shaped chunk of soil from the earth with the stump and attached roots being held by the chunk of soil or dirt surrounding the same.
    Type: Grant
    Filed: November 30, 1990
    Date of Patent: January 7, 1992
    Inventors: Herb L. Lacey, Fred D. Stump