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: 159 679 824 patent documents

This week's update (08/11/2024 12:00 CET):

164 112 new documents added

576 445 documents amended

GPI key values

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EP 3349877 A1 20180725 - GAS FILTRATION SYSTEM AND METHOD

Title (en)

GAS FILTRATION SYSTEM AND METHOD

Title (de)

GASFILTRATIONSSYSTEM UND -VERFAHREN

Title (fr)

SYSTÈME ET PROCÉDÉ DE FILTRATION DE GAZ

Publication

EP 3349877 A1 20180725 (EN)

Application

EP 16770469 A 20160916

Priority

EP 2015185612 W 20150917
EP 2016071955 W 20160916

IPC 8 full level

B01D 53/02 (2006.01); B01D 53/14 (2006.01); B01D 53/30 (2006.01); B01D 53/72 (2006.01)

CPC (source: EP)

B01D 53/02 (2013.01); B01D 53/14 (2013.01); B01D 53/30 (2013.01); B01D 53/72 (2013.01); B01D 2259/4508 (2013.01)

Citation (search report)

See references of WO 2017046321A1

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

DOCDB simple family (publication)

EP 3349877 A1 20180725

DOCDB simple family (application)

EP 16770469 A 20160916