(19)

(11)

EP 4 277 492 A1

(12)

(43) Date of publication: 22.11.2023 Bulletin 2023/47 (21) Application number: 21844743.1 (22) Date of filing: 27.12.2021

(51) International Patent Classification (IPC):  A44C 17/02(2006.01) A44C 25/00(2006.01) A44C 15/00(2006.01) (52) Cooperative Patent Classification (CPC): A44C 17/0225; A44C 25/001 (86) International application number: PCT/EP2021/087693 (87) International publication number: WO 2022/152557 (21.07.2022 Gazette 2022/29)

(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: 12.01.2021 IT 202100000440 (71) Applicant: Marlú S.p.A. 47895 Domagnano (SM)	(72) Inventor: FABBRI, Morena 47898 MONTEGIARDINO (SM) (74) Representative: Negrini, Elena  Agazzani & Associati S.r.l. Via dell'Angelo Custode 11/6 40141 Bologna 40141 Bologna (IT)