(19)

(11)

EP 2 158 562 A2

(12)

(88) Date of publication A3: 16.04.2009 (43) Date of publication: 03.03.2010 Bulletin 2010/09 (21) Application number: 08762413.6 (22) Date of filing: 19.06.2008

(51) International Patent Classification (IPC):  G06K 9/00(2006.01) G06K 9/32(2006.01) (86) International application number: PCT/GB2008/002096 (87) International publication number: WO 2008/155550 (24.12.2008 Gazette 2008/52)

(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 MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (30) Priority: 19.06.2007 GB 0711834 (71) Applicant: Innometriks Limited Glasgow G52 4RU (GB)	(72) Inventor: HAMILTON, Robin Kilbarchan PA10 2ET (GB) (74) Representative: Peter, Kenneth William  Murgitroyd & Company 165-169 Scotland Street Glasgow G5 8PL Glasgow G5 8PL (GB)