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: 158 539 009 patent documents

This week's update (13/09/2024 12:00 CET):

155 661 new documents added

1 150 346 documents amended

GPI key values

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EP 1017753 A1 20000712 - ELECTRICALLY CONDUCTIVE NON-AQUEOUS WELLBORE FLUIDS

Title (en)

ELECTRICALLY CONDUCTIVE NON-AQUEOUS WELLBORE FLUIDS

Title (de)

ELEKTRISCH-LEITFÄHIGE, NICHT-WÄSSRIGE BOHRFLÜSSIGKEIT

Title (fr)

LIQUIDES DE FORAGE NON AQUEUX CONDUCTEURS

Publication

EP 1017753 A1 20000712 (EN)

Application

EP 98948937 A 19980902

Priority

EP 98948937 A 19980902
EP 9805718 W 19980902
EP 9705045 W 19970915

IPC 1-7

C09K 7/06

Citation (search report)

See references of WO 9914286A1

Designated contracting state (EPC)

DE DK FR GB IE IT NL

DOCDB simple family (publication)

EP 1017753 A1 20000712

DOCDB simple family (application)

EP 98948937 A 19980902