(19)

(11)

EP 1 644 253 A2

(12)

(88) Date of publication A3: 10.03.2005 (43) Date of publication: 12.04.2006 Bulletin 2006/15 (21) Application number: 04777905.3 (22) Date of filing: 12.07.2004

(51) International Patent Classification (IPC):  B65D 5/12(1968.09) B65D 3/10(1968.09) (86) International application number: PCT/US2004/022114 (87) International publication number: WO 2005/007522 (27.01.2005 Gazette 2005/04)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR (30) Priority: 10.07.2003 US 486160 P (71) Applicant: MeadWestvaco Corporation Stamford, CT 06905 (US)	(72) Inventors: GELARDI, John A. Kennebunkport, ME 04046 (US) MAZUREK, Richard Huntingdon, PA 19006 (US) (74) Representative: Hepworth, John Malcolm et al HLBBshaw Bloxam Court Corporation Street Rugby, Warwickshire CV21 2DU Rugby, Warwickshire CV21 2DU (GB)