Patents Assigned to Anthony Smith Australia Pty Ltd
  • Polymeric closure comprising foamed polyethylene or ethylene copolymer and a resilient compound
    Patent number: 6608116
    Abstract: A foamed closure for a container, wherein the closure consists essentially of (a) a major proportion of at least one material selected from the group consisting of polyethylene and copolymers of ethylene; and (b) a minor proportion of at least one resilient compound. The resilient compound is preferably selected from the group consisting of polyethylene, metallocene catalyzed polyolefins, ethylene vinyl acetate copolymers, styrene-butadiene-styrene copolymers or styrene-ethylene-butylene-styrene copolymers.
    Type: Grant
    Filed: March 14, 2001
    Date of Patent: August 19, 2003
    Assignee: Anthony Smith Australia Pty Ltd
    Inventors: John Martin Symons, William James McMahon