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: 155 047 832 patent documents

This week's update (12/04/2024 12:00 CET):

182 269 new documents added

1 089 556 documents amended

GPI key values

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EP 0943224 B1 20030625 - ELECTROACOUSTIC TRANSDUCER COMPRISING SPRING CONTACTS FORMED WITH AT LEAST ONE BEND

Title (en)

ELECTROACOUSTIC TRANSDUCER COMPRISING SPRING CONTACTS FORMED WITH AT LEAST ONE BEND

Title (de)

ELEKTROAKUSTISCHER WANDLER MIT FEDERKONTAKTEN MIT MINDESTENS EINER BIEGUNG

Title (fr)

TRANSDUCTEUR ELECTROACOUSTIQUE COMPORTANT DES CONTACTS A RESSORT QUI PRESENTENT AU MOINS UNE COURBURE

Publication

EP 0943224 B1 20030625 (EN)

Application

EP 98900975 A 19980205

Priority

EP 98900975 A 19980205
EP 97890035 A 19970228
IB 9800147 W 19980205

IPC 1-7

H04R 1/06

IPC 8 full level

H04R 9/00 (2006.01); H04R 1/06 (2006.01); H04R 9/02 (2006.01)

CPC (source: EP US)

H04R 9/02 (2013.01 - EP US)

Designated contracting state (EPC)

AT DE FR GB

DOCDB simple family (publication)

AT E243909 T1 20030715; DE 69815808 D1 20030731; DE 69815808 T2 20040519; EP 0943224 A1 19990922; EP 0943224 B1 20030625; JP 2000509934 A 20000802; JP 4011630 B2 20071121

DOCDB simple family (application)

AT 98900975 T 19980205; DE 69815808 T 19980205; EP 98900975 A 19980205; JP 52923998 A 19980205