(19)

(11)

EP 0 802 729 A1

(12)

(43) Date of publication: 29.10.1997 Bulletin 1997/44 (21) Application number: 96900136.0 (22) Date of filing: 10.01.1996

(51) International Patent Classification (IPC):  A01N 25/ 06( . ) A01N 35/ 10( . ) A01N 37/ 02( . ) C07C 46/ 00( . ) C07C 69/ 013( . ) C07C 69/ 78( . ) C07C 221/ 00( . ) C07C 249/ 04( . ) C07C 251/ 46( . ) C07C 255/ 56( . ) C07C 319/ 14( . ) C07C 325/ 00( . ) C07F 9/ 09( . ) A01N 35/ 06( . ) A01N 37/ 00( . ) A01N 37/ 10( . ) C07C 50/ 32( . ) C07C 69/ 03( . ) C07C 205/ 45( . ) C07C 225/ 30( . ) C07C 251/ 44( . ) C07C 251/ 50( . ) C07C 317/ 24( . ) C07C 323/ 22( . ) C07F 7/ 08( . ) (86) International application number: PCT/GB1996/000041 (87) International publication number: WO 1996/021354 (18.07.1996 Gazette 1996/33)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI LU NL PT SE (30) Priority: 10.01.1995 GB 19950000394 10.01.1995 GB 19950000389 04.07.1995 GB 19950013584 04.07.1995 GB 19950013594 13.07.1995 US 19950001099 13.11.1995 GB 19950023165 (71) Applicant: BRITISH TECHNOLOGY GROUP LIMITED London SE1 6BU (GB)	(72) Inventors: KHAMBAY, Bhupinder, Pall, Singh Southall, Middlesex UB2 4LW (GB) BATTY, Duncan Kempston, Bedfordshire MK42 7ER (GB) (74) Representative: England, Christopher David  British Technology Group Limited, 101 Newington Causeway London SE1 6BU London SE1 6BU (GB)