(19)

(11)

EP 4 526 499 A1

(12)

(43) Date of publication: 26.03.2025 Bulletin 2025/13 (21) Application number: 24731406.5 (22) Date of filing: 13.05.2024

(51) International Patent Classification (IPC):  C25C 3/16(2006.01) C25C 3/12(2006.01) (52) Cooperative Patent Classification (CPC): C25C 3/16; C25C 3/125 (86) International application number: PCT/IB2024/054641 (87) International publication number: WO 2024/252210 (12.12.2024 Gazette 2024/50)

(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: 06.06.2023 IT 202300011439 (71) Applicant: Die & Form Engineering S.r.l. 25123 Brescia (IT)	(72) Inventor: SPINETTI, Gualtiero 25123 Brescia (IT) (74) Representative: Pulieri, Gianluca Antonio et al Jacobacci & Partners S.p.A. Piazza della Vittoria, 11 25122 Brescia 25122 Brescia (IT)