(19)

(11)

EP 4 815 787 A1

(12)

(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 24812830.8 (22) Date of filing: 25.11.2024

(51) International Patent Classification (IPC):  A47B 96/06(2006.01) (52) Cooperative Patent Classification (CPC): A47B 96/066; A47B 96/061; A47B 2220/0041 (86) International application number: PCT/EP2024/083456 (87) International publication number: WO 2025/114215 (05.06.2025 Gazette 2025/23)

(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: 27.11.2023 IT 202300025122 (71) Applicant: Effegi Brevetti S.r.l. 20054 Segrate (Milano) (IT)	(72) Inventor: GIOVANNETTI, Antonio 20054 Segrate (MI) (IT) (74) Representative: Petruzziello, Aldo et al Pat Mark Srl Via Larga, 16 20122 Milano 20122 Milano (IT)