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 1963811 A1 20080903 - DETERMINING A POLARIZATION DEPENDENT PHASE PROPERTY OF A DUT

Title (en)

DETERMINING A POLARIZATION DEPENDENT PHASE PROPERTY OF A DUT

Title (de)

BESTIMMUNG EINER POLARISATIONSABHÄNGIGEN PHASENEIGENSCHAFT EINES DUT

Title (fr)

PROCEDE DE DETERMINATION D UNE PROPRIETE DE PHASE D UN DISPOSITIF A L ESSAI (DUT) DEPENDANT DE LA POLARISATION

Publication

EP 1963811 A1 20080903 (EN)

Application

EP 06725504 A 20060331

Priority

EP 2006061258 W 20060331
EP 2005056887 W 20051216
EP 06725504 A 20060331

IPC 8 full level

G01M 11/00 (2006.01)

Citation (search report)

See references of WO 2007068502A1

Designated contracting state (EPC)

DE FR GB

DOCDB simple family (publication)

EP 1963811 A1 20080903

DOCDB simple family (application)

EP 06725504 A 20060331