Patents by Inventor Donald G. Mitchell

Donald G. Mitchell 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: 6164443
    Abstract: A new tobacco wrapping paper for allowing a person to roll their own cigars. The inventive device includes a plurality of tobacco sheets of wrapping paper. The tobacco sheets of wrapping paper are comprised of a blend of tobacco and pulp products. The tobacco sheets each have a generally rectangular configuration defined by opposed long edges and opposed short edges. Each of the tobacco sheets have a layer of adhesive disposed thereon inwardly of one of the opposed long edges thereof. A package is dimensioned for containing the plurality of tobacco sheets therein.
    Type: Grant
    Filed: February 12, 1998
    Date of Patent: December 26, 2000
    Inventors: Donald G. Mitchell, Gerardo Soto
  • Patent number: 4779844
    Abstract: A draw works for a mobile crane, to selectively reel in and reel out the cable of the crane by appropriate rotation of the cable pulley, includes a stable platform having mounted in fixed relationship therewith an engine with a rotatable output shaft, a rotatable speed reduction wheel, and a rotatable idler wheel. A pinion is mounted on the engine output shaft, and is aligned in a common plane with the speed reduction wheel and the idler wheel. The pinion and the reduction wheel are separated from one another, and the idler wheel is adjustably mounted on a stanchion between the two. A flexible endless belt is wrapped and retained on the pinion and the reduction wheel to engage a portion of the circumference of each for translational movement of the belt with rotation of the pinion, and thereby to rotate the reduction wheel.
    Type: Grant
    Filed: May 22, 1987
    Date of Patent: October 25, 1988
    Inventor: Donald G. Mitchell