Patents by Inventor Nathaniel L. Boothe

Nathaniel L. Boothe 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).

  • Exercise device
    Patent number: 4284274
    Abstract: Exercise device has a pair of bars each for the grip of one of the two persons exercising with the device and a tension member between bars. The tension member is of such length so that, when the two persons exercising are foot-to-foot and each grasping his respective bar, one of the exercisers is supine and the other is bent forward to a toe-touching angle. With each pulling on his respective bar and swiveling on the hip joints, the exercising persons alternate supine position.
    Type: Grant
    Filed: December 7, 1979
    Date of Patent: August 18, 1981
    Inventor: Nathaniel L. Boothe