(19)

(11)

EP 1 769 428 A1

(12)

(43) Date of publication: 04.04.2007 Bulletin 2007/14 (21) Application number: 05744142.0 (22) Date of filing: 12.05.2005

(51) International Patent Classification (IPC):  G06K 19/077(2006.01) B01L 3/00(2006.01) A01N 1/02(2006.01) (86) International application number: PCT/GB2005/001831 (87) International publication number: WO 2005/109332 (17.11.2005 Gazette 2005/46)

(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 MC NL PL PT RO SE SI SK TR (30) Priority: 12.05.2004 GB 0410587 17.12.2004 GB 0427820 (71) Applicant: IVF Limited Falmouth Cornwall TR11 4TA (GB)	(72) Inventor: LANSDOWNE, David Charles Cornwall TR11 5TP (GB) (74) Representative: Ribeiro, James Michael et al Withers & Rogers LLP Goldings House 2 Hays Lane London SE1 2HW London SE1 2HW (GB)