(19)

(11)

EP 3 784 583 A1

(12)

(43) Date of publication: 03.03.2021 Bulletin 2021/09 (21) Application number: 19729920.9 (22) Date of filing: 25.04.2019

(51) International Patent Classification (IPC):  B65D 27/00(2006.01) B65D 27/34(2006.01) B65D 27/16(2006.01) B31B 70/00(2017.01) (86) International application number: PCT/US2019/029090 (87) International publication number: WO 2019/210046 (31.10.2019 Gazette 2019/44)

(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 (30) Priority: 25.04.2018 US 201862662288 P 09.05.2018 US 201862669089 P (71) Applicant: WestRock Shared Services, LLC Atlanta GA 30328 (US)	(72) Inventors: SIMPKINS, Kevin M. Cumming, Georgia 30040 (US) MATSUBA, Yoko Tokyo, Tokyo 105-0011 (JP) (74) Representative: Coulson, Elizabeth Eve  Coulson & Rule 13 Whitehall Road Rugby, Warwickshire CV21 3AE Rugby, Warwickshire CV21 3AE (GB)