(19)

(11)

EP 0 516 685 A1

(12)

(43) Date of publication: 09.12.1992 Bulletin 1992/50 (21) Application number: 91904702.0 (22) Date of filing: 22.02.1991

(51) International Patent Classification (IPC):  A61K 38/ 00( . ) A61K 31/ 66( . ) A61K 31/ 70( . ) A61K 47/ 10( . ) A61K 9/ 00( . ) A61K 31/ 685( . ) A61K 31/ 715( . ) A61P 27/ 02( . ) (86) International application number: PCT/AU1991/000063 (87) International publication number: WO 1991/012808 (05.09.1991 Gazette 1991/21)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IT LI LU NL SE (30) Priority: 22.02.1990 AU 19900008763 (71) Applicant: MACNAUGHT PTY. LIMITED Turrella, NSW 2205 (AU)	(72) Inventor: HILLS, Brian, Andrew Dumaresq via Armidale, NSW 2350 (AU) (74) Representative: Jennings, Nigel Robin, et al  KILBURN & STRODE 30 John Street London WC1N 2DD London WC1N 2DD (GB)