(19)

(11)

EP 0 984 683 A2

(12)

(88) Date of publication A3: 11.03.1999 (43) Date of publication: 15.03.2000 Bulletin 2000/11 (21) Application number: 98932092.4 (22) Date of filing: 28.05.1998

(51) International Patent Classification (IPC)7: A01N 27/00 (86) International application number: PCT/EP9803/144 (87) International publication number: WO 9853/678 (03.12.1998 Gazette 1998/48)

(84) Designated Contracting States: ES IT (30) Priority: 30.05.1997 ZA 9704774 (71) Applicants: OCTROOIBUREAU KISCH N.V. Curacao (AN) Smit, Christoffel Jakobus Western Cape Provice (ZA)	(72) Inventor: SMIT, Christoffel, Jakobus Western Cape Provice (ZA) (74) Representative: Crump, Julian Richard John et al FJ Cleveland,40-43 Chancery Lane London WC2A 1JQ London WC2A 1JQ (GB)