Patents by Inventor Wyman F. Uhl

Wyman F. Uhl 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: 4294888
    Abstract: A heat and pressure consolidated laminate in which the back most sheet has fused thereto a surface film composition of polyvinyl alcohol, animal glue or starch which serves as a glue line to which conventional glues adhere, the film being adhered to the back most sheet during heat and pressure consolidation of the laminate by transferring the same from a release layer to the back most surface of the laminate and fusing the transferred film to the thermosetting resin impregnated in the back sheet.
    Type: Grant
    Filed: April 24, 1979
    Date of Patent: October 13, 1981
    Assignee: Litton Business Systems, Inc.
    Inventors: Christo Antonio, Wyman F. Uhl
  • Patent number: 4030955
    Abstract: A heat and pressure consolidated laminate in which the back most sheet has fused thereto a surface film composition of polyvinyl alcohol, animal glue or starch which serves a glue line to which conventional glues adhere, the film being adhered to the back most sheet during heat pressure consolidation of the laminate by transferring the same from a release layer to the back most surface of the laminate and fusing the transferred film to the thermosetting resin impregnated in the back sheet.
    Type: Grant
    Filed: November 5, 1974
    Date of Patent: June 21, 1977
    Assignee: Litton Business Systems, Inc.
    Inventors: Christo Antonio, Wyman F. Uhl
  • Patent number: 3976580
    Abstract: A fire extinguisher fluid comprising an aqueous gel containing as gelling agent a combination of polyacrylamide and bentonite, particularly a mixture of 0.5 parts polyacrylamide and 2.7 parts bentonite, per 100 parts of water, by weight. The gelling components are incorporated in water in the proper proportions, and a stream of the resulting aqueous gel is applied to a burning area, to form a wet cool blanket thereover and inhibit further burning.
    Type: Grant
    Filed: November 7, 1975
    Date of Patent: August 24, 1976
    Inventors: Bernard Kaminstein, Wyman F. Uhl