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: 157 117 910 patent documents

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

139 301 new documents added

1 340 825 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 3460125 B1 20210505 - RAILWAY TRACK CONSTRUCTION

Title (en)

RAILWAY TRACK CONSTRUCTION

Title (de)

GLEISKONSTRUKTION

Title (fr)

STRUCTURE DE VOIE DE CHEMIN DE FER

Publication

EP 3460125 B1 20210505 (DE)

Application

EP 18196975 A 20180926

Priority

DE 102017122337 A 20170926

IPC 8 full level

E01B 21/00 (2006.01); E01C 9/04 (2006.01)

CPC (source: EP)

E01B 21/00 (2013.01); E01C 9/04 (2013.01)

Citation (examination)

DE 202010012712 U1 20101125 - RAIL ONE GMBH [DE]
DE 102009026359 B3 20110407 - RTE TECHNOLOGIE GMBH [AT]
CA 2203044 A1 19981018 - MARTIN JOHN K [CA]
US 4846401 A 19890711 - KENNEL GERALD R [US]

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DOCDB simple family (publication)

EP 3460125 A1 20190327; EP 3460125 B1 20210505; DE 102017122337 A1 20190328

DOCDB simple family (application)

EP 18196975 A 20180926; DE 102017122337 A 20170926