(19)

(11)

EP 4 469 634 A1

(12)

(43) Date of publication: 04.12.2024 Bulletin 2024/49 (21) Application number: 23705065.3 (22) Date of filing: 25.01.2023

(51) International Patent Classification (IPC):  D06P 1/44(2006.01) D06P 3/26(2006.01) D06P 3/54(2006.01) D06P 5/22(2006.01) D06P 1/48(2006.01) D06P 1/647(2006.01) D06P 1/653(2006.01) D06P 5/20(2006.01) D06P 3/00(2006.01) D06P 3/42(2006.01) D06P 5/00(2006.01) D06P 5/30(2006.01) D06P 1/52(2006.01) D06P 1/651(2006.01) D06P 1/90(2006.01) (52) Cooperative Patent Classification (CPC): D06P 1/445; D06P 3/26; D06P 3/42; D06P 3/54; D06P 3/004; D06P 5/22; D06P 5/002; D06P 5/30; D06P 1/647; D06P 1/6533; D06P 1/65118; D06P 1/5257; D06P 1/48; D06P 5/2077; D06P 1/90 (86) International application number: PCT/IB2023/050631 (87) International publication number: WO 2023/144720 (03.08.2023 Gazette 2023/31)

(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: 28.01.2022 IT 202200001487 (71) Applicant: Saleri, Giorgio 24050 Palosco (BG) (IT)	(72) Inventor: Saleri, Giorgio 24050 Palosco (BG) (IT) (74) Representative: Sangiacomo, Ines  Biesse S.r.l. Via Corfù, 71 25124 Brescia 25124 Brescia (IT)