Global Patent Index - EP 4223085 A1

EP 4223085 A1 20230809 - MOTOR VEHICLE LIGHTING MODULE COMPRISING A CERAMIC SUBSTRATE

Title (en)

MOTOR VEHICLE LIGHTING MODULE COMPRISING A CERAMIC SUBSTRATE

Title (de)

KRAFTFAHRZEUGBELEUCHTUNGSMODUL MIT KERAMIKSUBSTRAT

Title (fr)

MODULE LUMINEUX DE VÉHICULE AUTOMOBILE COMPRENANT UN SUBSTRAT EN CÉRAMIQUE

Publication

EP 4223085 A1 20230809 (FR)

Application

EP 21783534 A 20210930

Priority

  • FR 2010015 A 20200930
  • EP 2021077023 W 20210930

Abstract (en)

[origin: WO2022069673A1] The invention relates to a lighting module of a motor vehicle signalling device, comprising a ceramic substrate comprising opposite first and second faces, and a plurality of selectively activatable light sources mounted on the first face of the ceramic substrate, each of the first and second faces of the ceramic substrate being provided with at least a first, respectively a second, interconnection layer, characterized in that the ceramic substrate comprises a plurality of through holes designed to interconnect the first interconnection layer to the second interconnection layer.

IPC 8 full level

H05K 1/03 (2006.01); F21S 43/14 (2018.01); F21S 45/47 (2018.01); H05K 1/02 (2006.01); H05K 3/34 (2006.01)

CPC (source: EP US)

F21S 43/14 (2017.12 - EP US); F21S 45/47 (2017.12 - EP); F21V 19/001 (2013.01 - US); F21V 23/06 (2013.01 - US); H05K 1/0206 (2013.01 - EP US); H05K 1/0306 (2013.01 - US); H05K 1/147 (2013.01 - US); H05K 1/0306 (2013.01 - EP); H05K 3/3415 (2013.01 - EP); H05K 2201/066 (2013.01 - EP); H05K 2201/09018 (2013.01 - EP US); H05K 2201/10106 (2013.01 - EP US); H05K 2201/10128 (2013.01 - EP); H05K 2201/10545 (2013.01 - EP); H05K 2203/1572 (2013.01 - EP)

Citation (search report)

See references of WO 2022069673A1

Designated contracting state (EPC)

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 state (EPC)

BA ME

Designated validation state (EPC)

KH MA MD TN

DOCDB simple family (publication)

FR 3114635 A1 20220401; FR 3114635 B1 20221014; CN 116530219 A 20230801; EP 4223085 A1 20230809; US 2023363088 A1 20231109; WO 2022069673 A1 20220407

DOCDB simple family (application)

FR 2010015 A 20200930; CN 202180072486 A 20210930; EP 2021077023 W 20210930; EP 21783534 A 20210930; US 202118246953 A 20210930