(19)

(11)

EP 2 097 336 A2

(12)

(88) Date of publication A3: 04.12.2008 (43) Date of publication: 09.09.2009 Bulletin 2009/37 (21) Application number: 06840150.4 (22) Date of filing: 07.12.2006

(51) International Patent Classification (IPC):  B65D 83/04(2006.01) B65D 5/38(2006.01) (86) International application number: PCT/US2006/061757 (87) International publication number: WO 2008/073117 (19.06.2008 Gazette 2008/25)

(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 (71) Applicant: MeadWestvaco Corporation Glen Allen, VA 23060 (US)	(72) Inventor: HESSION, Christopher J. Richmond, VA 23221 (US) (74) Representative: Coulson, Elizabeth Eve  Coulson & Associates 1st Floor Suite 5 Newbold Road Rugby Warwickshire CV21 2LQ Rugby Warwickshire CV21 2LQ (GB)