(19)
(11) EP 4 817 106 A1

(12)

(43) Date of publication:
07.10.2026 Bulletin 2026/41

(21) Application number: 23817111.0

(22) Date of filing: 30.11.2023
(51) International Patent Classification (IPC): 
H01M 8/021(2016.01)
H01M 8/1226(2016.01)
H01M 8/248(2016.01)
 H01M 8/0247(2016.01)
H01M 8/2432(2016.01)
H01M 8/12(2016.01)
(52) Cooperative Patent Classification (CPC):
H01M 8/021; H01M 8/0247; H01M 8/248; H01M 8/2432; H01M 2008/1293; Y02E 60/50
(86) International application number:
PCT/EP2023/083774
(87) International publication number:
WO 2025/113805 (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:
KH MA MD TN

(71) Applicants:
  • Ceres Power Limited
    Horsham, West Sussex RH13 5PX (GB)
  • Robert Bosch GmbH
    70442 Stuttgart (DE)

(72) Inventors:
  • JAY, Alastair
    Worthing West Sussex BN11 5NH (GB)
  • KOELSCH, Gregor
    90522 Oberasbach (DE)

(74) Representative: DREISS Patentanwälte PartG mbB 
Friedrichstraße 6
70174 Stuttgart
70174 Stuttgart (DE)

   


(54) CELL UNIT AND METHOD OF MANUFACTURING A CELL UNIT, CELL STACK AND METHOD OF MANUFACTURING A CELL STACK