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: 156 978 933 patent documents

This week's update (05/07/2024 12:00 CET):

169 914 new documents added

2 331 667 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 1897132 A1 20080312 - METHOD FOR FABRICATING SHALLOW TRENCHES

Title (en)

METHOD FOR FABRICATING SHALLOW TRENCHES

Title (de)

VERFAHREN ZUM HERSTELLEN VON SEICHTEN GRÄBEN

Title (fr)

PROCEDE DE FABRICATION DE TRANCHEES PEU PROFONDES

Publication

EP 1897132 A1 20080312 (EN)

Application

EP 05789067 A 20050628

Priority

US 2005022673 W 20050628
US 16924305 A 20050627

IPC 8 full level

H01L 21/76 (2006.01); H01L 21/762 (2006.01)

CPC (source: EP)

H01L 21/76227 (2013.01); H01L 21/76245 (2013.01); H01L 21/76237 (2013.01)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR

DOCDB simple family (publication)

EP 1897132 A1 20080312; EP 1897132 A4 20141126; JP 2009508323 A 20090226

DOCDB simple family (application)

EP 05789067 A 20050628; JP 2008518107 A 20050628