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: 158 678 210 patent documents

This week's update (20/09/2024 12:00 CET):

139 196 new documents added

884 989 documents amended

GPI key values

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EP 1066218 A1 20010110 - OZONE GENERATOR WITH ENHANCED OUTPUT

Title (en)

OZONE GENERATOR WITH ENHANCED OUTPUT

Title (de)

OZON-GENERATOR MIT VERBESSERTER AUSBEUTE

Title (fr)

GENERATEUR D'OZONE A PRODUCTION AMELIOREE

Publication

EP 1066218 A1 20010110 (EN)

Application

EP 98911995 A 19980325

Priority

US 9805752 W 19980325

IPC 1-7

C01B 13/11; B01J 19/12; A62D 3/00

IPC 8 full level

A61L 9/015 (2006.01); B01J 7/00 (2006.01); B01J 19/12 (2006.01); C01B 13/10 (2006.01); C01B 13/11 (2006.01)

Citation (search report)

See references of WO 9948806A1

Designated contracting state (EPC)

DE FR GB

DOCDB simple family (publication)

EP 1066218 A1 20010110; JP 2002507536 A 20020312

DOCDB simple family (application)

EP 98911995 A 19980325; JP 2000537796 A 19980325