Patents by Inventor Lieng H. Sal

Lieng H. Sal 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: 4939841
    Abstract: A cutting tool for cutting tree branches and small trees in a minimum of strokes of the tool, as well as for cutting bushes, plants, tall weeds and the like, includes an elongated rigid blade at least about 8 to 10 inches in length, an elongated handle at one end of the blade, a straight cutting edge extending most of the length of the blade, and a curved blade end which curves back toward the handle to form a generally U-shaped cutting end of the blade. The outer non-cutting portion of the blade is at least about 1/4-inch thick and provides the principal mass of the blade. The inner portion of the blade tapers to form the straight cutting edge which is positioned to extend along an axis behind the axis of the handle to balance the tool for efficient cutting.
    Type: Grant
    Filed: September 6, 1988
    Date of Patent: July 10, 1990
    Inventor: Lieng H. Sal