Patents Assigned to Brickwood Holdings Proprietary Limited
  • Tamper-proof container
    Patent number: 4216872
    Abstract: A tamper-proof container closure which has a tear strip concentric with the dependent side walls of the cap. The tear strip which is spaced apart from the cap side walls is connected to the side walls by frangible radial connections. The tear strip is adapted to seat on a shoulder of the container on which the cap is fitted and the closure can only be removed from the container by first removing the tear strip.
    Type: Grant
    Filed: January 11, 1979
    Date of Patent: August 12, 1980
    Assignee: Brickwood Holdings Proprietary Limited
    Inventor: John R. H. Bean