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 4127347 B1 20240221 - TONGUE AND GROOVE CONNECTION

Title (en)

TONGUE AND GROOVE CONNECTION

Title (de)

NUT-FEDER-VERBINDUNG

Title (fr)

LIAISON LANGUETTE-RAINURE

Publication

EP 4127347 B1 20240221 (DE)

Application

EP 21718069 A 20210406

Priority

DE 102020109273 A 20200402
EP 2021058932 W 20210406

Abstract (en)

[origin: WO2021198531A1] The invention relates to a tongue for a tongue and groove connection, a structural element with a groove for a tongue and groove connection and one at least two-part structural element with at least one tongue and groove connection of its parts.

IPC 8 full level

E04C 2/12 (2006.01); E04B 1/26 (2006.01)

CPC (source: EP)

E04C 2/12 (2013.01); E04C 2/40 (2013.01); E04B 2002/0236 (2013.01); E04B 2002/0252 (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)

DE 102020109273 A1 20211007; EP 4127347 A1 20230208; EP 4127347 B1 20240221; EP 4127347 C0 20240221; WO 2021198531 A1 20211007

DOCDB simple family (application)

DE 102020109273 A 20200402; EP 2021058932 W 20210406; EP 21718069 A 20210406