(19)

(11)

EP 1 730 050 A1

(12)

(43) Date of publication: 13.12.2006 Bulletin 2006/50 (21) Application number: 05725488.0 (22) Date of filing: 11.03.2005

(51) International Patent Classification (IPC):  B65D 71/42(2006.01) (86) International application number: PCT/US2005/008352 (87) International publication number: WO 2005/087609 (22.09.2005 Gazette 2005/38)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR (30) Priority: 11.03.2004 JP 2004069138 (71) Applicant: MeadWestvaco Packaging Systems LLC Stamford, Connecticut 06905 (US)	(72) Inventor: IKEDA, Tamio Kawasaki-city, Kanagawa-pref (JP) (74) Representative: Hepworth, John Malcolm et al Hepworth Lawrence Bryer & Bizley Bloxam Court Corporation Street Rugby Warwickshire CV21 2DU Rugby Warwickshire CV21 2DU (GB)