(19)

(11)

EP 3 898 433 A1

(12)

(43) Date of publication: 27.10.2021 Bulletin 2021/43 (21) Application number: 19839137.7 (22) Date of filing: 19.12.2019

(51) International Patent Classification (IPC):  B65D 5/02(2006.01) B65D 5/10(2006.01) (52) Cooperative Patent Classification (CPC): B65D 5/10; B65D 5/0254 (86) International application number: PCT/IB2019/061087 (87) International publication number: WO 2020/128942 (25.06.2020 Gazette 2020/26)

(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: 21.12.2018 IT 201800020830 (71) Applicant: Zambon S.p.A. 20091 Bresso (MI) (IT)	(72) Inventor: LUGLI, Maurizio 20091 Bresso (MI) (IT) (74) Representative: Colombo, Stefano Paolo et al Marchi & Partners S.r.l. Via Vittor Pisani, 13 20124 Milano 20124 Milano (IT)