Patents by Inventor Martin E. Howden

Martin E. Howden 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: 4357383
    Abstract: The invention provides a multiple-layer metallized film comprising a substrate layer of a polymer or copolymer of an alpha-olefin, the molecule of which contains from 2 to 6 carbon atoms, having on at least one surface thereof an adherent layer comprising a random copolymer of ethylene with from 0.5 to 15 wt % of a 3 to 6 carbon alpha-mono-olefin, and a metallic layer on the surface of the adherent layer remote from the substrate. Improved adhesion between the metallized and substrate layers is thereby achieved, and the multi-layer film is suitable for packaging a variety of edible products.
    Type: Grant
    Filed: July 7, 1980
    Date of Patent: November 2, 1982
    Assignee: Imperial Chemical Industries Limited
    Inventors: Martin E. Howden, Robert C. Lansbury