(19)

(11)

EP 4 267 486 A1

(12)

(43) Date of publication: 01.11.2023 Bulletin 2023/44 (21) Application number: 21834901.7 (22) Date of filing: 09.12.2021

(51) International Patent Classification (IPC):  B65D 75/68(2006.01) B65D 85/10(2006.01) B65D 77/00(2006.01) (52) Cooperative Patent Classification (CPC): B65D 85/1045; B65D 77/003; B65D 75/68 (86) International application number: PCT/IB2021/061487 (87) International publication number: WO 2022/136996 (30.06.2022 Gazette 2022/26)

(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: 23.12.2020 IT 202000032222 (71) Applicant: G.D SOCIETA' PER AZIONI 40133 Bologna (IT)	(72) Inventors: ARMENI, Alan 40133 Bologna (IT) GAMBERINI, Giuliano 40133 Bologna (IT) (74) Representative: Studio Torta S.p.A.  Via Viotti, 9 10121 Torino 10121 Torino (IT)