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: 159 361 214 patent documents

This week's update (25/10/2024 12:00 CET):

149 148 new documents added

988 023 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 0389857 A3 19920226 - LAND MINE

Title (en)

LAND MINE

Publication

EP 0389857 A3 19920226 (DE)

Application

EP 90104646 A 19900312

Priority

DE 3909953 A 19890325

Abstract (en)

[origin: EP0389857A2] Ribs (5), which are made on the outside of the conically tapering lower part (2) of a mine and which extend as far as its base, improve the stability of the mine and make its handling easier. <IMAGE>

IPC 1-7

F42B 23/04; F42B 12/04

IPC 8 full level

F42B 12/04 (2006.01); F42B 23/00 (2006.01); F42B 23/04 (2006.01)

CPC (source: EP)

F42B 23/00 (2013.01)

Citation (search report)

[A] FR 2265058 A1 19751017 - TECHNICAL ARCO ESTABLISHMENT [LI]
[A] DE 1800121 A1 19700416 - DYNAMIT NOBEL AG
[A] GB 1381702 A 19750122 - DYNAMIT NOBEL AG
[A] DE 3717879 A1 19881215 - DYNAMIT NOBEL AG [DE]

Designated contracting state (EPC)

DE GB NL SE

DOCDB simple family (publication)

EP 0389857 A2 19901003; EP 0389857 A3 19920226; EP 0389857 B1 19950906; DE 3909953 A1 19900927; DE 59009604 D1 19951012

DOCDB simple family (application)

EP 90104646 A 19900312; DE 3909953 A 19890325; DE 59009604 T 19900312