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EP 4 544 219 A1

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(43) Date of publication: 30.04.2025 Bulletin 2025/18 (21) Application number: 23734189.6 (22) Date of filing: 16.06.2023

(51) International Patent Classification (IPC):  F21S 6/00(2006.01) F21V 17/16(2006.01) F21V 21/06(2006.01) (52) Cooperative Patent Classification (CPC): F21S 6/002; F21S 6/004; F21V 21/06; F21S 6/005; F21V 17/164 (86) International application number: PCT/EP2023/066282 (87) International publication number: WO 2023/247364 (28.12.2023 Gazette 2023/52)

(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 (30) Priority: 21.06.2022 EP 22180037 (71) Applicant: Signify Holding B.V. 5656 AE Eindhoven (NL)	(72) Inventors: VERHOEVEN, Mark, Johannes, Antonius 5656 AE Eindhoven (NL) VAN KOGELENBERG, Kenneth, Gilian 5656 AE Eindhoven (NL) (74) Representative: Verweij, Petronella Daniëlle  Signify Netherlands B.V. Intellectual Property High Tech Campus 7 5656 AE Eindhoven 5656 AE Eindhoven (NL)