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: 157 117 910 patent documents

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

139 301 new documents added

1 340 825 documents amended

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EP 1636456 B1 20080625 - A VENTILATION DEVICE

Title (en)

A VENTILATION DEVICE

Title (de)

EINE LÜFTUNGSVORRICHTUNG

Title (fr)

DISPOSITIF DE VENTILATION

Publication

EP 1636456 B1 20080625 (EN)

Application

EP 04734538 A 20040524

Priority

GB 2004002217 W 20040524
GB 0314838 A 20030625

Abstract (en)

[origin: WO2005003501A1] A ventilation device suitable for controlling ventilation through a ventilation passageway formed through a building comprises two ventilators arranged back to back for the control of ventilation in two directions through the ventilation passageway.

IPC 8 full level

E06B 7/02 (2006.01); F24F 13/18 (2006.01)

CPC (source: EP)

E06B 7/02 (2013.01); F24F 13/18 (2013.01)

Designated contracting state (EPC)

DK GB SE

DOCDB simple family (publication)

WO 2005003501 A1 20050113; EP 1636456 A1 20060322; EP 1636456 B1 20080625; GB 0314838 D0 20030730

DOCDB simple family (application)

GB 2004002217 W 20040524; EP 04734538 A 20040524; GB 0314838 A 20030625