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: 157 337 350 patent documents

This week's update (19/07/2024 12:00 CET):

219 431 new documents added

1 247 852 documents amended

GPI key values

Run regular monitoring (e.g. monthly or quarterly) of technical areas or companies

Use built-in charts to visualise technical trends and patenting activity of companies

Choose the data you want to see and download to focus on what you are interested in

Run data quality assessments to measure the risk of incomplete search results

EP 0194157 A2 19860910 - Gas burner.

Title (en)

Gas burner.

Title (de)

Gasbrenner.

Title (fr)

Brûleur à gaz.

Publication

EP 0194157 A2 19860910 (EN)

Application

EP 86301639 A 19860307

Priority

GB 8505908 A 19850307

Abstract (en)

A burner element for use in a self aerating gas fire, characterised by having in combination an apertured or self-porous, solid or bonded fibre distribution plate for passage of gas/air mixture without striking back of flame and, adjacent to the distribution plate, a plaque of open-pore ceramic foam for surface combustion of said mixture.

IPC 1-7

F24C 3/00; F23D 14/16; F23D 14/64

IPC 8 full level

F23D 14/16 (2006.01); F24C 3/00 (2006.01)

CPC (source: EP)

F23D 14/16 (2013.01)

Designated contracting state (EPC)

AT BE CH DE FR GB IT LI LU NL SE

DOCDB simple family (publication)

EP 0194157 A2 19860910; EP 0194157 A3 19870616; GB 8505908 D0 19850411

DOCDB simple family (application)

EP 86301639 A 19860307; GB 8505908 A 19850307