Patents by Inventor Mary Jane Christensen

Mary Jane Christensen 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: 4817654
    Abstract: An apparatus for alternately raising a cover into a storage configuration adjacent an overhead support, like a carport roof, and lowering it over a vehicle parked thereunder and including a plurality of hollow tubes extending outward in radial pattern from a position centered over the vehicle, an upper frame of a plurality of bendable rods attached together in end-to-end fashion about the perimeter of the vehicle, a lower frame made similarly for positioning about the lower perimeter of the vehicle, a series of cover control lines attached at various points to the lower frame passing upward therefrom and through the tubes inward toward the hub and upward toward the overhead structure, a shaft mounted adjacent the overhead structure, and a sheet-like cover covering the tubes and frames for positioning over the vehicle and arranged for being retracted up to the overhead structure when not in use.
    Type: Grant
    Filed: June 20, 1988
    Date of Patent: April 4, 1989
    Inventor: Mary Jane Christensen