Patents Assigned to Dewco Investments Pty Ltd
  • Patent number: 6022816
    Abstract: A closure for a container having an opening, said closure comprising at least one resilient mass of fibers selected from synthetic fibers, natural fibers and mixtures thereof, said at least one resilient mass of fibers having a density in the range of 0.15 to 2.00 g/cm.sup.3 and having one of an interlocked structure, an associated structure and a combination thereof, and wherein the closure is sized and has a density to enable the closure to be sealingly inserted into the opening of said container.
    Type: Grant
    Filed: July 7, 1997
    Date of Patent: February 8, 2000
    Assignee: Dewco Investments Pty Ltd.
    Inventor: George Galloway Dewar
  • Patent number: 5665462
    Abstract: A closure for a container having an opening, comprising a resilient mass of interlocked and/or otherwise associated synthetic and/or natural fibres having a density of 0.18 to 2.00 g/cm.sup.3, wherein the closure is of suitable shape and density to enable the closure to be sealingly inserted into the opening of said container.
    Type: Grant
    Filed: March 20, 1995
    Date of Patent: September 9, 1997
    Assignee: Dewco Investments Pty Ltd
    Inventor: George Galloway Dewar