Patents Assigned to Canada Plastic Containers Limited
  • Closure cap with plastic liner
    Patent number: 5289932
    Abstract: A plastic closure cap of the present invention includes a plastic interior liner. The cap and the liner are bonded by melting them to one another without penetrating either the cap or the liner. The bond between the cap and the liner is extremely durable and resistant to solvent vapour action.
    Type: Grant
    Filed: July 14, 1993
    Date of Patent: March 1, 1994
    Assignee: Canada Plastic Containers Limited
    Inventors: Emidio Dimeo, Kevin E. Greenhead