The Atmospheric Vortex Engine is protected by issued and pending patents.
The intitial parent patent has been followed up with a continuation patent .
Inventor name: Louis Marc MICHAUD

Canada

Issued Canadian patent number: CA 2460564

United States of America

Issued US Parent patent number US 7086823
Issued US Continuation patent number: US 7938615

China

Issued Chinese patent number: ZL 200780032298.2

Australia

Patent application filed and examination has been requested. Application number: AU 2007280978  

Western Europe

Patent application filed: EU 07763911.0-1267

International

Parent patent: PCTCA01/01310  (WO03025395)
Continuation patent: PCT/CA2007/001258  (WO2008014596 A1)

Web page updated: June 2011