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: 158 967 801 patent documents

This week's update (04/10/2024 12:00 CET):

150 730 new documents added

999 816 documents amended

GPI key values

Run regular monitoring (e.g. monthly or quarterly) of technical areas or companies

Use built-in charts to visualise technical trends and patenting activity of companies

Choose the data you want to see and download to focus on what you are interested in

Run data quality assessments to measure the risk of incomplete search results

EP 1200515 A1 20020502 - A POLYAMIDE COMPOSITION COMPRISING A LAYERED CLAY MATERIAL MODIFIED WITH AN ALKOXYLATED ONIUM COMPOUND

Title (en)

A POLYAMIDE COMPOSITION COMPRISING A LAYERED CLAY MATERIAL MODIFIED WITH AN ALKOXYLATED ONIUM COMPOUND

Title (de)

POLYAMIDZUSAMMENSETZUNG ENTHALTEND SCHICHTTON WELCHER MIT EINER ALKOXYLIERTEN ONIUMVERBINDUNG MODIFIZIERT IST

Title (fr)

COMPOSITION DE POLYAMIDES COMPORTANT UNE MATIERE ARGILEUSE STRATIFIEE ET MODIFIEE PAR UN COMPOSE ONIUM ALCOXYLE

Publication

EP 1200515 A1 20020502 (EN)

Application

EP 00942840 A 20000614

Priority

US 0016483 W 20000614
US 14335599 P 19990712
US 35420599 A 19990715
US 45282699 A 19991201
US 21006400 P 20000607

IPC 1-7

C08K 3/34; C08K 7/00; C08K 9/04; C08J 3/20; C01B 33/44

IPC 8 full level

C08K 3/34 (2006.01); C08K 7/00 (2006.01); C08K 9/04 (2006.01)

CPC (source: EP)

C08K 3/346 (2013.01); C08K 7/00 (2013.01); C08K 9/04 (2013.01)

Citation (search report)

See references of WO 0104197A1

Designated contracting state (EPC)

DE FR GB

DOCDB simple family (publication)

EP 1200515 A1 20020502

DOCDB simple family (application)

EP 00942840 A 20000614