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

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EP 4108834 B1 20240403 - VEHICLE FOR TUNNEL CLEANING

Title (en)

VEHICLE FOR TUNNEL CLEANING

Title (de)

FAHRZEUG ZUR TUNNELREINIGUNG

Title (fr)

VÉHICULE DE NETTOYAGE DES TUNNELS

Publication

EP 4108834 B1 20240403 (DE)

Application

EP 21180690 A 20210621

Priority

EP 21180690 A 20210621

IPC 8 full level

E01H 1/00 (2006.01)

CPC (source: EP)

E01H 1/005 (2013.01)

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 4108834 A1 20221228; EP 4108834 B1 20240403; EP 4108834 C0 20240403

DOCDB simple family (application)

EP 21180690 A 20210621