(19)

(11)

EP 4 584 162 A1

(12)

(43) Date of publication: 16.07.2025 Bulletin 2025/29 (21) Application number: 23783263.9 (22) Date of filing: 10.09.2023

(51) International Patent Classification (IPC):  B65B 43/18(2006.01) B65B 17/02(2006.01) B65B 65/00(2006.01) B65B 15/00(2006.01) B65B 21/00(2006.01) (52) Cooperative Patent Classification (CPC): B65B 43/185; B65B 15/00; B65B 21/00; B65B 17/025; B65B 65/003 (86) International application number: PCT/US2023/073814 (87) International publication number: WO 2024/055025 (14.03.2024 Gazette 2024/11)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 09.09.2022 US 202263375063 P (71) Applicant: WestRock Packaging Systems, LLC Atlanta GA 30328 (US)	(72) Inventors: BONNAIN, Jean-Christophe Atlanta, Georgia 30328 (US) LIMOUSIN, Frederic Atlanta, Georgia 30328 (US) MANNEUX, Alexis Atlanta, Georgia 30328 (US) (74) Representative: Coulson, Elizabeth Eve et al Coulson & Rule 13 Whitehall Road Rugby, Warwickshire CV21 3AE Rugby, Warwickshire CV21 3AE (GB)