(19)

(11)

EP 1 709 607 A1

(12)

(43) Date of publication: 11.10.2006 Bulletin 2006/41 (21) Application number: 04701461.8 (22) Date of filing: 12.01.2004

(51) International Patent Classification (IPC):  G08B 23/00(2006.01) (86) International application number: PCT/US2004/000543 (87) International publication number: WO 2005/078675 (25.08.2005 Gazette 2005/34)

(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 RO SE SI SK TR (71) Applicant: Nadeau, Justin P. Fairhaven, MA 02719 (US)	(72) Inventor: Nadeau, Justin P. Fairhaven, MA 02719 (US) (74) Representative: Brophy, David Timothy et al F.R. Kelly & Co. 27 Clyde Road Ballsbridge Dublin 4 Dublin 4 (IE)