(19)

(11)

EP 1 076 831 A2

(12)

(88) Date of publication A3: 11.11.1999 (43) Date of publication: 21.02.2001 Bulletin 2001/08 (21) Application number: 99904998.4 (22) Date of filing: 10.02.1999

(51) International Patent Classification (IPC)7: G01R 31/309 (86) International application number: PCT/GB9900/409 (87) International publication number: WO 9941/621 (19.08.1999 Gazette 1999/33)

(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: 13.02.1998 GB 9803179 27.08.1998 GB 9818768 (71) Applicant: SCIENTIFIC GENERICS LIMITED Harston, Cambridgeshire CB2 5NH (GB)	(72) Inventors: Barrott, David John Harston,Cambridgeshire CB2 5NH (GB) Willis, Duncan Edward Cambridge,Cambridgeshire CB5 8HN (GB) (74) Representative: Beresford, Keith Denis Lewis et al BERESFORD & Co.High Holborn2-5 Warwick Court London WC1R 5DJ London WC1R 5DJ (GB)