(19)

(11)

EP 1 846 871 A1

(12)

(43) Date of publication: 24.10.2007 Bulletin 2007/43 (21) Application number: 06726340.0 (22) Date of filing: 13.02.2006

(51) International Patent Classification (IPC):  G06K 9/46(2006.01) (86) International application number: PCT/GB2006/000473 (87) International publication number: WO 2006/085094 (17.08.2006 Gazette 2006/33)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR (30) Priority: 11.02.2005 GB 0502990 18.03.2005 US 83822 (71) Applicant: Forensic Science Service Ltd London EC3N 2AA (GB)	(72) Inventors: NEUMANN, Cedric The Forensic Science Service Solihull B37 7YN (GB) PUCH-SOLIS, Roberto The Forensic Science Service Solihull B37 7YN (GB) (74) Representative: Pawlyn, Anthony Neil  Urquhart-Dykes & Lord LLP Tower North Central Merrion Way Leeds LS2 8PA Leeds LS2 8PA (GB)