Patents by Inventor Jo Yount

Jo Yount 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).

  • Insulated window shade
    Patent number: 4397346
    Abstract: A five-layer window shade fabric 100 especially useful in forming a Roman shade which will substantially increase the insulating factor (R) for a glass windowpane has a moisture-, light-, and mildew-resistant exterior layer 10; an insulation layer 12 adjacent the exterior layer; a vapor barrier 14 adjacent the insulation layer to reduce condensation and to trap a layer of air between the barrier and the window; a reflective sheet adjacent the barrier to reflect heat back into the room; and an interior cover fabric 18 adjacent the reflective sheet and chosen to complement the room decor.
    Type: Grant
    Filed: June 1, 1981
    Date of Patent: August 9, 1983
    Assignee: Warm Window, Inc.
    Inventors: James F. Chumbley, Michael W. Corke, Jo Yount