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: 156 632 791 patent documents

This week's update (21/06/2024 12:00 CET):

121 162 new documents added

981 197 documents amended

GPI key values

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EP 2884052 B1 20180221 - ROTOR FOR A TURBOMACHINE HAVING A CLOSED FLOW CONTOUR RING AND METHOD FOR MANUFACTURING THE SAME

Title (en)

ROTOR FOR A TURBOMACHINE HAVING A CLOSED FLOW CONTOUR RING AND METHOD FOR MANUFACTURING THE SAME

Title (de)

ROTOR FÜR EINE STRÖMUNGSMASCHINE MIT GESCHLOSSENEM STRÖMUNGSKONTURRING UND VERFAHREN ZUR HERSTELLUNG DESSELBEN

Title (fr)

ROTOR POUR UNE TURBOMACHINE AVEC BAGUE D'ÉCOULEMENT FERMÉE PROFILÉE ET SON PROCÉDÉ DE FABRICATION

Publication

EP 2884052 B1 20180221 (DE)

Application

EP 13197194 A 20131213

Priority

EP 13197194 A 20131213

IPC 8 full level

F01D 5/30 (2006.01); F04D 29/32 (2006.01)

CPC (source: EP)

F01D 5/3007 (2013.01); F04D 29/322 (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 2884052 A1 20150617; EP 2884052 B1 20180221

DOCDB simple family (application)

EP 13197194 A 20131213