(19)

(11)

EP 1 036 326 A1

(12)

(43) Date of publication: 20.09.2000 Bulletin 2000/38 (21) Application number: 98958354.7 (22) Date of filing: 07.12.1998

(51) International Patent Classification (IPC)7: G01N 33/52, G01N 33/53, G01N 33/543 (86) International application number: PCT/GB9803/642 (87) International publication number: WO 9930/155 (17.06.1999 Gazette 1999/24)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 06.12.1997 GB 9725816 (71) Applicant: Global Diagnostic Systems Limited Ipswich, Suffolk IP4 2AJ (GB)	(72) Inventor: LYDFORD, Thomas FelixstoweSuffolk IP11 9AH (GB) (74) Representative: Jackson, Derek Charles  Derek Jackson Associates,The Old Yard,Lower Town Claines,Worcester WR3 7RY Claines,Worcester WR3 7RY (GB)