Patents by Inventor John P. Kihn

John P. Kihn 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: 4819389
    Abstract: A tent uses outer and inner inflatable frame sections secured to one another in an inner-outer relationship to provide improved rigidity and support, and improved structural integrity upon puncture of one of the inflatable sections. The tent is provided with an inflatable base to which the first and second frame sections are secured. The tent covering is secured between the first and second frame sections. A rain fly draped over the outer frame section can be maintained spaced apart from the tent covering material. The shape and arrangement of frame sections and base provide a tent which is stable, rigid, and free-standing.
    Type: Grant
    Filed: September 28, 1987
    Date of Patent: April 11, 1989
    Inventor: John P. Kihn