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 1166330 A1 20020102 - A PHOTOCONDUCTIVE SWITCH

Title (en)

A PHOTOCONDUCTIVE SWITCH

Title (de)

PHOTOLEITENDER SCHALTER

Title (fr)

COMMUTATEUR PHOTOCONDUCTEUR

Publication

EP 1166330 A1 20020102 (EN)

Application

EP 00915634 A 20000228

Priority

SE 0000383 W 20000228
SE 9900884 A 19990312

IPC 1-7

H01J 65/04; H01L 31/08

IPC 8 full level

H01J 65/04 (2006.01); H01L 31/08 (2006.01)

CPC (source: EP)

H01J 61/12 (2013.01); H01J 65/046 (2013.01); H01L 31/08 (2013.01); H01L 31/12 (2013.01)

Citation (search report)

See references of WO 0055886A1

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL

DOCDB simple family (publication)

EP 1166330 A1 20020102

DOCDB simple family (application)

EP 00915634 A 20000228