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EP 4 031 467 A1

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(43) Date of publication: 27.07.2022 Bulletin 2022/30 (21) Application number: 19946183.1 (22) Date of filing: 17.09.2019

(51) International Patent Classification (IPC):  B65D 81/34(2006.01) B65D 30/24(2006.01) B65D 81/32(2006.01) B65D 30/22(2006.01) B65D 33/01(2006.01) (52) Cooperative Patent Classification (CPC): B65D 81/34; B65D 81/3266; B65D 31/02 (86) International application number: PCT/US2019/051538 (87) International publication number: WO 2021/054942 (25.03.2021 Gazette 2021/12)

(84) Designated Contracting States: AL 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 RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (71) Applicant: Amcor Flexibles North America, Inc. Neenah WI 54956 (US)	(72) Inventors: LAMB, James R. Neenah, WI 54957 (US) GLASER, Kevin D. Neenah, WI 54957 (US) UMPHLETT, Carol W. Neenah, WI 54957 (US) (74) Representative: Vossius & Partner Patentanwälte Rechtsanwälte mbB  Siebertstraße 3 81675 München 81675 München (DE)