Patents by Inventor James Jack, deceased

James Jack, deceased 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).

  • Polymer films
    Patent number: 4264672
    Abstract: A stretched polyolefin film, suitable for use as a packaging material, comprising a uniform cellular structure produced by the use of a blowing agent and consisting essentially of a crystalline having a broad molecular weight distribution and a low Melt Flow Index wherein the film contains 0-25% by weight of fillers or pigments and wherein the film has a thickness of 11 mils or less.
    Type: Grant
    Filed: September 20, 1979
    Date of Patent: April 28, 1981
    Assignee: Bakelite Xylonite Limited
    Inventors: Terence J. Taylor-Brown, James Jack, deceased
  • Surface coating process
    Patent number: 4060648
    Abstract: A surface coating process which comprises passing a surface to be coated past or through an excited cloud of coating material on an alternating electric field between two electrodes, one of which comprises a rotating drum onto the surface of which is metered a supply of electrically chargeable coating particles.
    Type: Grant
    Filed: October 14, 1975
    Date of Patent: November 29, 1977
    Assignee: Union Carbide Corporation
    Inventors: Terence John Taylor-Brown, Paul Newton Calver, James Jack, deceased