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: 157 117 910 patent documents

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

139 301 new documents added

1 340 825 documents amended

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EP 3569927 B1 20230726 - BURNER DEVICE WITH PULSED AIR/GAS PRE-MIX

Title (en)

BURNER DEVICE WITH PULSED AIR/GAS PRE-MIX

Title (de)

BRENNERVORRICHTUNG MIT GEPULSTER LUFT/GAS-VORMISCHUNG

Title (fr)

DISPOSITIF DE BRULEUR À PRÉ-MÉLANGE AIR/GAZ PULSÉ

Publication

EP 3569927 B1 20230726 (FR)

Application

EP 19175468 A 20190520

Priority

FR 1870577 A 20180518
FR 1857637 A 20180824

IPC 8 full level

F23D 14/36 (2006.01); F23D 14/58 (2006.01); F23D 14/70 (2006.01)

CPC (source: EP)

F23D 14/36 (2013.01); F23D 14/58 (2013.01); F23D 14/70 (2013.01); F23D 14/74 (2013.01); F24H 3/006 (2013.01); F23N 2241/02 (2020.01)

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

DOCDB simple family (publication)

EP 3569927 A1 20191120; EP 3569927 B1 20230726; EP 3569927 C0 20230726

DOCDB simple family (application)

EP 19175468 A 20190520