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: 159 823 134 patent documents

This week's update (15/11/2024 12:00 CET):

143 307 new documents added

1 003 170 documents amended

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EP 1502231 A1 20050202 - QUALITY HISTORY FOR BIOMETRIC PRIMARY DATA

Title (en)

QUALITY HISTORY FOR BIOMETRIC PRIMARY DATA

Title (de)

QUALITÄTSHISTORIE FÜR BIOMETRISCHE PRIMÄRDATEN

Title (fr)

ETABLISSEMENT D'UN HISTORIQUE DE QUALITE POUR DES DONNEES PRIMAIRES BIOMETRIQUES

Publication

EP 1502231 A1 20050202 (DE)

Application

EP 03727224 A 20030430

Priority

DE 0301400 W 20030430
DE 10220142 A 20020506

Abstract (en)

[origin: WO03094098A1] The invention relates to a method for the detection of biometric characteristic data for authentication. According to the invention, the quality of the characteristic data is statically evaluated and said evaluation is used as another data set for authentication.

IPC 1-7

G06K 9/00

IPC 8 full level

G06K 9/00 (2006.01)

CPC (source: EP US)

G06V 10/993 (2022.01 - EP US); G06V 40/12 (2022.01 - EP US); G06V 40/45 (2022.01 - EP US)

Citation (search report)

See references of WO 03094098A1

Designated contracting state (EPC)

DE FR GB IT

DOCDB simple family (publication)

WO 03094098 A1 20031113; EP 1502231 A1 20050202; US 2005152598 A1 20050714

DOCDB simple family (application)

DE 0301400 W 20030430; EP 03727224 A 20030430; US 51397905 A 20050310