(19)

(11)

EP 4 680 890 A1

(12)

(43) Date of publication: 21.01.2026 Bulletin 2026/04 (21) Application number: 24707196.2 (22) Date of filing: 27.02.2024

(51) International Patent Classification (IPC):  F21S 8/06(2006.01) F21V 23/00(2015.01) F21V 15/01(2006.01) F21V 23/04(2006.01) (52) Cooperative Patent Classification (CPC): F21S 8/06; F21V 15/01; F21V 23/007; F21V 23/0464 (86) International application number: PCT/EP2024/054873 (87) International publication number: WO 2024/188628 (19.09.2024 Gazette 2024/38)

(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: GE KH MA MD TN (30) Priority: 13.03.2023 US 202363451693 P 24.03.2023 EP 23164086 (71) Applicant: Signify Holding B.V. 5656 AE Eindhoven (NL)	(72) Inventor: WRIGHT, Timothy, Glenn 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)