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: 159 515 718 patent documents

This week's update (01/11/2024 12:00 CET):

154 531 new documents added

1 078 520 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 0353744 B1 19921202 - AIR COOLER

Title (en)

AIR COOLER

Publication

EP 0353744 B1 19921202 (DE)

Application

EP 89114296 A 19890802

Priority

DE 3826588 A 19880804

Abstract (en)

[origin: EP0353744A2] An air cooler is described in which an air-guiding grille is provided on the downstream side, between the fan rotor and an electric motor fitted externally, said grille straightening the air flow.

IPC 1-7

F04D 25/08; F04D 29/54; F25D 17/06

IPC 8 full level

F04D 25/08 (2006.01); F04D 29/54 (2006.01); F25D 17/06 (2006.01)

CPC (source: EP)

F04D 25/082 (2013.01); F04D 29/542 (2013.01); F04D 29/5806 (2013.01); F25D 17/067 (2013.01); F25D 2317/0681 (2013.01)

Designated contracting state (EPC)

AT CH DE ES FR GB GR IT LI NL

DOCDB simple family (publication)

EP 0353744 A2 19900207; EP 0353744 A3 19900328; EP 0353744 B1 19921202; AT E83048 T1 19921215; DE 3826588 A1 19900208; DE 58902866 D1 19930114; ES 2037351 T3 19930616; GR 3006642 T3 19930630

DOCDB simple family (application)

EP 89114296 A 19890802; AT 89114296 T 19890802; DE 3826588 A 19880804; DE 58902866 T 19890802; ES 89114296 T 19890802; GR 920403089 T 19921222