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

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

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EP 1552243 A2 20050713 - COMMON-PATH FREQUENCY-SCANNING INTERFEROMETER

Title (en)

COMMON-PATH FREQUENCY-SCANNING INTERFEROMETER

Title (de)

FREQUENZ-SCANNING-INTERFERROMETER MIT GEMEINSAMEM WEG

Title (fr)

INTERFEROMETRE A BALAYAGE DE FREQUENCES ET A TRAJECTOIRE COMMUNE

Publication

EP 1552243 A2 20050713 (EN)

Application

EP 03739268 A 20030623

Priority

US 0319757 W 20030623
US 39097002 P 20020624

IPC 1-7

G01B 11/02

IPC 8 full level

G01B 11/24 (2006.01); G01B 11/02 (2006.01)

CPC (source: EP)

G01B 11/2441 (2013.01)

Designated contracting state (EPC)

DE FR GB IT NL

DOCDB simple family (publication)

EP 1552243 A2 20050713; EP 1552243 A4 20080820

DOCDB simple family (application)

EP 03739268 A 20030623