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: 157 337 350 patent documents

This week's update (19/07/2024 12:00 CET):

219 431 new documents added

1 247 852 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 2286088 B1 20111123 - PUMP

Title (en)

PUMP

Title (de)

PUMPE

Title (fr)

POMPE

Publication

EP 2286088 B1 20111123 (DE)

Application

EP 09741806 A 20090417

Priority

EP 2009002831 W 20090417
DE 102008023830 A 20080508

Abstract (en)

[origin: WO2009135587A2] The invention relates to a pump (1), especially a vane-cell pump with a variable conveyor volume, said pump comprising a pump housing (3) and a lift ring (17) which is arranged in the pump housing and surrounds a rotor interacting with a shaft (7). Said pump also comprises at least one lateral plate (21) interacting with an outer ring (19).

IPC 8 full level

F04C 2/344 (2006.01); F04C 15/00 (2006.01)

CPC (source: EP)

F04C 15/0023 (2013.01); F04C 15/0026 (2013.01); F04C 2/3442 (2013.01)

Designated contracting state (EPC)

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 SE SI SK TR

DOCDB simple family (publication)

WO 2009135587 A2 20091112; WO 2009135587 A3 20100318; AT E534822 T1 20111215; DE 112009000601 A5 20110331; EP 2286088 A2 20110223; EP 2286088 B1 20111123

DOCDB simple family (application)

EP 2009002831 W 20090417; AT 09741806 T 20090417; DE 112009000601 T 20090417; EP 09741806 A 20090417