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: 156 809 018 patent documents

This week's update (28/06/2024 12:00 CET):

176 501 new documents added

1 938 899 documents amended

GPI key values

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EP 1919594 A2 20080514 - FILTER MEDIA WITH IMPROVED CONDUCTIVITY

Title (en)

FILTER MEDIA WITH IMPROVED CONDUCTIVITY

Title (de)

FILTERMEDIEN MIT VERBESSERTER LEITFÄHIGKEIT

Title (fr)

MATERIAUX FILTRANTS AVEC CONDUCTIVITE AMELIOREE

Publication

EP 1919594 A2 20080514 (EN)

Application

EP 06789383 A 20060803

Priority

US 2006030406 W 20060803
US 70513505 P 20050803
US 46180405 A 20050803

IPC 8 full level

B01D 39/16 (2006.01)

Citation (search report)

See references of WO 2007019294A2

Designated contracting state (EPC)

DE ES FR GB IT

DOCDB simple family (publication)

EP 1919594 A2 20080514

DOCDB simple family (application)

EP 06789383 A 20060803