(19)

(11)

EP 1 468 461 A2

(12)

(88) Date of publication A3: 16.10.2003 (43) Date of publication: 20.10.2004 Bulletin 2004/43 (21) Application number: 03700758.0 (22) Date of filing: 27.01.2003

(51) International Patent Classification (IPC)7: H01M 8/00 (86) International application number: PCT/CA2003/000107 (87) International publication number: WO 2003/063276 (31.07.2003 Gazette 2003/31)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT SE SI SK TR Designated Extension States: AL LT LV MK RO (30) Priority: 25.01.2002 US 351798 P (71) Applicant: Questair Technologies, Inc. Burnaby,British Columbia V5J 4R8 (CA)	(72) Inventor: KEEFER, Bowie, G. Vancouver, British Columbia V6R 2M1 (CA) (74) Representative: Hoarton, Lloyd Douglas Charles  Forrester & Boehmert,Pettenkoferstrasse 20-22 80336 München 80336 München (DE)