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: 157 484 516 patent documents

This week's update (26/07/2024 12:00 CET):

147 225 new documents added

921 612 documents amended

GPI key values

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EP 2296812 A1 20110323 - TRIPLE FUNCTION ELECTRODES

Title (en)

TRIPLE FUNCTION ELECTRODES

Title (de)

ELEKTRODEN MIT DREI FUNKTIONEN

Title (fr)

ÉLECTRODES À TRIPLE FONCTION

Publication

EP 2296812 A1 20110323 (EN)

Application

EP 09749670 A 20090320

Priority

EP 2009053325 W 20090320
GB 0809486 A 20080523
EP 2009052884 W 20090311
EP 09749670 A 20090320

IPC 8 full level

B01L 3/00 (2006.01); C12N 15/10 (2006.01); C12Q 1/00 (2006.01); G01N 33/48 (2006.01); G01N 33/68 (2006.01)

CPC (source: EP)

B01L 3/502761 (2013.01); B03C 5/026 (2013.01); B01L 2200/0647 (2013.01); B01L 2400/0424 (2013.01)

Citation (search report)

See references of WO 2009141180A1

Citation (examination)

US 5569367 A 19961029 - BETTS WALTER B [GB], et al
WO 2004057022 A1 20040708 - SIEMENS AG [DE], et al

Designated contracting state (EPC)

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 SE SI SK TR

Designated extension state (EPC)

AL BA RS

DOCDB simple family (publication)

EP 2296812 A1 20110323

DOCDB simple family (application)

EP 09749670 A 20090320