(19)

(11)

EP 4 540 555 A1

(12)

(43) Date of publication: 23.04.2025 Bulletin 2025/17 (21) Application number: 23734367.8 (22) Date of filing: 15.06.2023

(51) International Patent Classification (IPC):  F21V 23/00(2015.01) B32B 17/10(2006.01) (52) Cooperative Patent Classification (CPC): F21V 23/001; F21V 23/002; B32B 17/06; B32B 17/10; B32B 2307/302; B32B 2250/02; B32B 2255/00; B32B 2255/10; B32B 2307/412; B32B 7/12; B32B 2307/714; B32B 2451/00; B32B 2479/00; B32B 2590/00; F21S 8/061; F21S 6/002 (86) International application number: PCT/IB2023/056197 (87) International publication number: WO 2023/242791 (21.12.2023 Gazette 2023/51)

(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: 17.06.2022 IT 202200012920 (71) Applicant: Damatra S.r.l. 20821 Meda (MB) (IT)	(72) Inventor: RAGGIOTTO, Mattia 20821 Meda (MB) (IT) (74) Representative: Fermanelli, Marco  Gregorj S.r.l Intellectual Property Via L. Muratori, 13 b 20135 Milano 20135 Milano (IT)