(19)

(11)

EP 4 823 829 A1

(12)

(43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 24905072.5 (22) Date of filing: 16.12.2024

(51) International Patent Classification (IPC):  B29C 49/22(2006.01) B29B 11/14(2006.01) B65D 1/02(2006.01) (52) Cooperative Patent Classification (CPC): B29C 49/22; B65D 1/0215; B65D 1/0276; B65D 1/0284; B29K 2067/003; B29C 49/071; B29C 2949/0715; B29C 2949/3008; B29C 2949/3012; B29C 2949/3016; B29C 2949/302; B29C 2949/3036; B29C 2949/0724; B29C 2949/0817; B29C 2949/0822; B29C 2949/0821; B29C 2949/0825; B29C 2949/0831; B29C 2949/0835; B29C 2949/0836; B29C 2949/0829; B29C 2949/0777; B29C 2949/0778; B29C 2949/0827; B29C 2949/0774; B29C 2949/0773; B29C 49/087; B29L 2031/7158; B29C 49/0005; B65D 1/0207 (86) International application number: PCT/US2024/060350 (87) International publication number: WO 2025/129175 (19.06.2025 Gazette 2025/25)

(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: GE KH MA MD TN (30) Priority: 14.12.2023 US 202363610120 P (71) Applicant: Plastipak Packaging, Inc. Plymouth, MI 48170 (US)	(72) Inventors: TELLEZ NOGALES, Marc 2018 Antwerp (BE) VIEIRA, Miguel 1800 Vilvoorde (BE) (74) Representative: V.O.  P.O. Box 87930 2508 DH Den Haag 2508 DH Den Haag (NL)