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(11)

EP 4 526 225 A1

(12)

(43) Date of publication: 26.03.2025 Bulletin 2025/13 (21) Application number: 23725365.3 (22) Date of filing: 09.05.2023

(51) International Patent Classification (IPC):  B65D 75/58(2006.01) B32B 7/027(2019.01) B32B 27/30(2006.01) B65B 9/00(2006.01) B65D 81/20(2006.01) B32B 27/08(2006.01) B32B 27/32(2006.01) B65B 31/00(2006.01) (52) Cooperative Patent Classification (CPC): B65D 81/2023; B65D 81/2038; B65D 75/46; B65D 77/225; B65D 75/5894; B65B 31/00; B32B 7/027; B32B 27/08; B32B 27/32; B32B 27/306; B32B 2307/31; B32B 2307/7376; B32B 2307/514; B32B 3/266; B32B 2255/10; B32B 2255/20; B32B 2439/70; B32B 2439/40; B65B 9/20 (86) International application number: PCT/EP2023/062185 (87) International publication number: WO 2023/222440 (23.11.2023 Gazette 2023/47)

(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: 16.05.2022 BE 202205368 (71) Applicant: Puratos N.V. 1702 Groot-Bijgaarden (BE)	(72) Inventors: VAN CAELENBERG, Tim 1702 GROOT-BIJGAARDEN (BE) DE NORRE, Luc 1702 GROOT-BIJGAARDEN (BE) VANDENHAUTE, Michaël 1702 GROOT-BIJGAARDEN (BE) VIERENDEELS, Marc 1702 GROOT-BIJGAARDEN (BE) (74) Representative: Arnold & Siedsma  Bezuidenhoutseweg 57 2594 AC The Hague 2594 AC The Hague (NL)