(19)

(11)

EP 2 370 960 A1

(12)

(43) Date of publication: 05.10.2011 Bulletin 2011/40 (21) Application number: 09831085.7 (22) Date of filing: 02.12.2009

(51) International Patent Classification (IPC):  G08B 13/14(2006.01) (86) International application number: PCT/US2009/066468 (87) International publication number: WO 2010/065682 (10.06.2010 Gazette 2010/23)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR (30) Priority: 04.12.2008 US 328675 05.12.2008 US 329302 (71) Applicant: Kovio, Inc. Milpitas, CA 95035 (US)	(72) Inventor: STEWART, Roger, G. Hillsborough NJ 08844 (US) (74) Representative: Grünecker, Kinkeldey, Stockmair & Schwanhäusser Anwaltssozietät  Leopoldstrasse 4 80802 München 80802 München (DE)