Patents Assigned to Dowbrands
  • Free edge-sealed film articles
    Patent number: 5445865
    Abstract: Free edge-sealed film articles and a method for making such, wherein the articles comprise a plurality of film portions and contain a free edge-seal between two of such portions, with one or both of the two free edge-sealed portions consisting essentially of a plurality of layers of diverse thermoplastic materials which are so ordered that on sealing the two portions together, the layered film portion is curled toward the other of the two free edge-sealed portions.
    Type: Grant
    Filed: December 27, 1993
    Date of Patent: August 29, 1995
    Assignee: Dowbrands
    Inventors: Burdette W. Miller, John O. McCree, William D. Price