(19)

(11)

EP 2 300 327 A1

(12)

(43) Date of publication: 30.03.2011 Bulletin 2011/13 (21) Application number: 09743746.1 (22) Date of filing: 08.05.2009

(51) International Patent Classification (IPC):  B65D 13/00(2006.01) (86) International application number: PCT/US2009/043280 (87) International publication number: WO 2009/137760 (12.11.2009 Gazette 2009/46)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA RS (30) Priority: 09.05.2008 US 51723 P 30.05.2008 US 57421 P (71) Applicant: MeadWestvaco Corporation Glen Allen, VA 23060 (US)	(72) Inventors: SCIOR, Susan New York, NY 10023 (US) DELISE, Joseph New York, NY 10065 (US) GELARDI, John, A. Wake Forest, NC 27587 (US) (74) Representative: Coulson, Elizabeth Eve et al Coulson & Associates 5 Newbold Road Rugby, Warwickshire CV21 2LQ Rugby, Warwickshire CV21 2LQ (GB)