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: 156 511 693 patent documents

This week's update (14/06/2024 12:00 CET):

200 241 new documents added

1 026 356 documents amended

GPI key values

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

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EP 4000738 B1 20221102 - FILTER FOR CLEANING A GAS FLOW

Title (en)

FILTER FOR CLEANING A GAS FLOW

Title (de)

FILTER ZUR REINIGUNG EINES GASSTROMS

Title (fr)

FILTRE DE NETTOYAGE D'UN FLUX GAZEUX

Publication

EP 4000738 B1 20221102 (DE)

Application

EP 20207187 A 20201112

Priority

EP 20207187 A 20201112

IPC 8 full level

B03C 3/06 (2006.01); B03C 3/08 (2006.01); B03C 3/12 (2006.01); B03C 3/36 (2006.01); B03C 3/41 (2006.01); B03C 3/47 (2006.01)

CPC (source: EP)

B03C 3/06 (2013.01); B03C 3/08 (2013.01); B03C 3/12 (2013.01); B03C 3/366 (2013.01); B03C 3/41 (2013.01); B03C 3/47 (2013.01); B03C 2201/04 (2013.01)

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 4000738 A1 20220525; EP 4000738 B1 20221102

DOCDB simple family (application)

EP 20207187 A 20201112