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(11)

EP 4 173 051 A1

(12)

(43) Date of publication: 03.05.2023 Bulletin 2023/18 (21) Application number: 17854243.7 (22) Date of filing: 27.09.2017

(51) International Patent Classification (IPC):  H01L 31/05(2014.01) H01L 31/0224(2006.01) H01L 31/049(2014.01) (52) Cooperative Patent Classification (CPC): Y02E 10/50; H01L 31/02013; H01L 31/048; H02S 40/34 (86) International application number: PCT/AU2017/051052 (87) International publication number: WO 2018/058181 (05.04.2018 Gazette 2018/14)

(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: MA MD (30) Priority: 30.09.2016 AU 2016903974 (71) Applicant: Greatcell Energy Limited Elanora, QLD 4221 (AU)	(72) Inventors: FARNELL, James Hornsby, New South Wales 2077 (AU) SMITH, Christopher Hornsby, New South Wales 2077 (AU) MURRAY, Paul Hornsby, New South Wales 2077 (AU) MILLIKEN, Damion Hornsby, New South Wales 2077 (AU) (74) Representative: Hamilton, Alistair  AHIP 17 Castle Street Kirkcudbright DG6 4JA Kirkcudbright DG6 4JA (GB)