(19)

(11)

EP 4 295 474 A1

(12)

(43) Date of publication: 27.12.2023 Bulletin 2023/52 (21) Application number: 22706121.5 (22) Date of filing: 17.02.2022

(51) International Patent Classification (IPC):  H02K 15/00(2006.01) C22B 7/00(2006.01) (52) Cooperative Patent Classification (CPC): H02K 15/0006; C22B 7/005 (86) International application number: PCT/IB2022/051403 (87) International publication number: WO 2022/175854 (25.08.2022 Gazette 2022/34)

(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: 19.02.2021 IT 202100003845 (71) Applicant: O.M.A.R. S.r.l. 80131 Napoli (NA) (IT)	(72) Inventor: ARIOLA, Rosario 80131 NAPOLI (NA) (IT) (74) Representative: Fiammenghi, Eva et al PRAXI Intellectual Property S.p.A. Via Leonida Bissolati, 20 00187 Roma (RM) 00187 Roma (RM) (IT)