Patents by Inventor Sheldon D. Larson

Sheldon D. Larson 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: 5643031
    Abstract: A floatable aquatic vehicle for receiving and suspending an individual in a seated, floating configuration in water. The vehicle includes a support frame having an egg-like configuration. The egg-like configuration of the frame is a continuously arcuate enclosure having a large radius of curvature at a first side and a smaller radius of curvature at an opposing second side, the first and second sides being joined together. The vehicle also includes a flexible cover for encasing a buoyant float and a central opening for receiving the individual. The frame is coupled to the flexible cover so that the frame supports the cover at the opening.
    Type: Grant
    Filed: April 29, 1996
    Date of Patent: July 1, 1997
    Assignee: X-Stream Unlimited, Inc.
    Inventors: Vernon K. Fenton, Sheldon D. Larson