(19)

(11)

EP 2 254 809 A2

(12)

(88) Date of publication A3: 30.12.2009 (43) Date of publication: 01.12.2010 Bulletin 2010/48 (21) Application number: 09709796.8 (22) Date of filing: 13.02.2009

(51) International Patent Classification (IPC):  B65D 85/30(2006.01) (86) International application number: PCT/US2009/034114 (87) International publication number: WO 2009/102993 (20.08.2009 Gazette 2009/34)

(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: 14.02.2008 US 28767 (71) Applicant: MeadWestvaco Corporation Richmond, VA 23219-0501 (US)	(72) Inventor: SIECKE, Michael Porter Ranch California 91326 (US) (74) Representative: Coulson, Elizabeth Eve et al Coulson & Associates 1st Floor Suite 5 Newbold Road Rugby CV21 2LQ Rugby CV21 2LQ (GB)