(19)

(11)

EP 4 004 260 A1

(12)

(43) Date of publication: 01.06.2022 Bulletin 2022/22 (21) Application number: 20844442.2 (22) Date of filing: 24.07.2020

(51) International Patent Classification (IPC):  C25C 3/02(2006.01) C25C 7/04(2006.01) C25C 7/02(2006.01) (52) Cooperative Patent Classification (CPC): C25C 3/02; C25C 7/005; C25C 7/04 (86) International application number: PCT/CA2020/051021 (87) International publication number: WO 2021/012055 (28.01.2021 Gazette 2021/04)

(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: 25.07.2019 US 201962878444 P (71) Applicant: LI-METAL CORP. Markham ON L3R 5M1 (CA)	(72) Inventors: JASTRZEBSKI, Maciej Urban Toronto, Ontario M4E 1H8 (CA) JOHNSTON, Timothy George Toronto, Ontario M5E 0B2 (CA) (74) Representative: Zacco Sweden AB  P.O. Box 5581 Löjtnantsgatan 21 115 50 Stockholm 115 50 Stockholm (SE)