Processing

Please wait...

PATENTSCOPE will be unavailable a few hours for maintenance reason on Tuesday 27.07.2021 at 12:00 PM CEST
Settings

Settings

Goto Application

1. WO2007097715 - CONTROLS FOR VENTILATION AND EXHAUST DUCTS AND FANS

Available information on National Phase entries(more information)
OfficeEntry DateNational NumberNational Status
China14.02.2007200780006019.5
European Patent Office23.07.20082007709535Published: 05.11.2008
Withdrawn: 27.09.2012
Australia29.07.20082007218220Published: 28.08.2008
Canada08.08.20082642013
United States of America17.08.201012280310Published: 25.11.2010