(19)

(11)

EP 1 928 761 A1

(12)

(43) Date of publication: 11.06.2008 Bulletin 2008/24 (21) Application number: 06789305.7 (22) Date of filing: 04.08.2006

(51) International Patent Classification (IPC):  B65D 73/00(2006.01) B65D 75/36(2006.01) (86) International application number: PCT/US2006/030280 (87) International publication number: WO 2007/019230 (15.02.2007 Gazette 2007/07)

(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 LV MC NL PL PT RO SE SI SK TR (30) Priority: 04.08.2005 US 705514 P (71) Applicant: MeadWestvaco Corporation Glen Allen, VA 23060 (US)	(72) Inventor: MAZUREK, Richard Huntingdon, Pennsylvania 19006 (US) (74) Representative: Baldwin, Mark  Coulson & Associates 1st Floor Suite 5 Newbold Road Rugby Warwickshire CV21 2LQ Rugby Warwickshire CV21 2LQ (GB)