(19)

(11)

EP 0 524 212 A1

(12)

(43) Date of publication: 27.01.1993 Bulletin 1993/04 (21) Application number: 91907059.0 (22) Date of filing: 03.04.1991

(51) International Patent Classification (IPC):  A61K( . ) A61K 31/ 00( . ) A61K 31/ 15( . ) A61K 31/ 19( . ) A61P 31/ 12( . ) A61K 31/ 165( . ) A61K 31/ 04( . ) A61K 31/ 185( . ) A61K 31/ 70( . ) C07D 295/ 12( . ) (86) International application number: PCT/GB1991/000517 (87) International publication number: WO 1991/015200 (17.10.1991 Gazette 1991/24)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IT LI LU NL SE (30) Priority: 03.04.1990 GB 19900007453 31.05.1990 GB 19900012166 13.02.1991 GB 19910003075 (71) Applicant: RADOPATH LIMITED Jersey (GB)	(72) Inventor: Ayuko, Washington, Odur Birmingham B44 9LL (GB) (74) Representative: Green, Alan James  Hepworth Lawrence Bryer & Bizley, 2nd Floor, Gate House South, West Gate Harlow, Essex CM20 1JN Harlow, Essex CM20 1JN (GB)