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(11)

EP 4 444 151 A1

(12)

(43) Date of publication: 16.10.2024 Bulletin 2024/42 (21) Application number: 22835884.2 (22) Date of filing: 06.12.2022

(51) International Patent Classification (IPC):  A47L 13/16(2006.01) A47L 13/256(2006.01) A47L 13/252(2006.01) (52) Cooperative Patent Classification (CPC): A47L 13/16; A47L 13/256; A47L 13/255 (86) International application number: PCT/IB2022/061823 (87) International publication number: WO 2023/105405 (15.06.2023 Gazette 2023/24)

(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: 09.12.2021 IT 202100030908 (71) Applicant: Cosmo Fibre S.r.l. 95034 Bronte (CT) (IT)	(72) Inventor: CURRENTI, Biagio 95034 BRONTE (CT) (IT) (74) Representative: Dall'Olio, Christian et al INVENTION S.r.l. Via delle Armi, 1 40137 Bologna 40137 Bologna (IT)