(19)

(11)

EP 0 888 061 A1

(12)

(43) Date of publication: 07.01.1999 Bulletin 1999/01 (21) Application number: 97908362.0 (22) Date of filing: 18.03.1997

(51) International Patent Classification (IPC):  A01N 59/ 12( . ) (86) International application number: PCT/GB1997/000750 (87) International publication number: WO 1997/034488 (25.09.1997 Gazette 1997/41)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 18.03.1996 GB 19960005651 (71) Applicants: Ferguson, Andrew John Duncan Cranleigh, Surrey GU6 7PQ (GB) KELEMEN, Mary Viktoria Richmond TW10 5AW (GB)	(72) Inventor: KELEMEN, Mary, Viktoria Richmond, Surrey TW10 5AW (GB) (74) Representative: Baverstock, Michael George Douglas, et al  BOULT WADE TENNANT, 27 Furnival Street London EC4A 1PQ London EC4A 1PQ (GB)