Patents by Inventor Donald Maurice Fell

Donald Maurice Fell 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).

  • Flexible pile thermal barrier insulator
    Patent number: 4078110
    Abstract: A flexible pile thermal barrier insulator includes a plurality of upstanding pile yarns. A generally planar backing section supports the upstanding pile yarns. The backing section includes a plurality of filler yarns forming a mesh in a first direction. A plurality of warp yarns are looped around said filler yarns and said pile yarns in said backing section and form a mesh in a second direction. A binder prevents separation of the yarns in the backing section.
    Type: Grant
    Filed: April 28, 1976
    Date of Patent: March 7, 1978
    Inventors: James C. administrator of the National Aeronautics and Space Administration, with respect to an invention of Fletcher, George Edward Anderson, Donald Maurice Fell, Jerry Stanley Tesinsky