GPI coverage and content

You can use Global Patent Index (GPI) to carry out detailed searches in the EPO's worldwide bibliographic (DOCDB), legal event (INPADOC) and full-text data sets, and download or visualise the search results for statistical analysis.

Current content: 157 484 516 patent documents

This week's update (26/07/2024 12:00 CET):

147 225 new documents added

921 612 documents amended

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EP 4222776 A1 20230809 - MATERIAL FOR GAS DISCHARGE LAMPS

Title (en)

MATERIAL FOR GAS DISCHARGE LAMPS

Title (de)

MATERIAL FÜR GASENTLADUNGSLAMPEN

Title (fr)

MATÉRIAU POUR LAMPES À DÉCHARGE DE GAZ

Publication

EP 4222776 A1 20230809 (DE)

Application

EP 21786191 A 20210929

Priority

DE 102020125776 A 20201001
DE 102020125770 A 20201001
EP 2021076859 W 20210929

Abstract (en)

[origin: WO2022069584A1] The present invention relates to a praseodymium-containing material for gas discharge lamps.

IPC 8 full level

H01J 61/44 (2006.01); C09K 11/77 (2006.01); H01J 61/48 (2006.01)

CPC (source: EP)

C09K 11/7706 (2013.01); C09K 11/7769 (2013.01); C09K 11/7777 (2013.01); H01J 61/44 (2013.01); H01J 61/48 (2013.01)

Citation (search report)

See references of WO 2022069584A1

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)

WO 2022069584 A1 20220407; EP 4222776 A1 20230809

DOCDB simple family (application)

EP 2021076859 W 20210929; EP 21786191 A 20210929