(19)

(11)

EP 0 153 336 A1

(12)

(43) Date of publication: 04.09.1985 Bulletin 1985/36 (21) Application number: 84902894.0 (22) Date of filing: 20.07.1984

(51) International Patent Classification (IPC):  C07K 9/ 00( . ) (86) International application number: PCT/AU1984/000140 (87) International publication number: WO 1985/000518 (14.02.1985 Gazette 1985/04)

(84) Designated Contracting States: CH DE FR GB LI NL SE (30) Priority: 21.07.1983 AU 19830000404 (71) Applicant: COMMONWEALTH SCIENTIFIC AND INDUSTRIAL RESEARCH ORGANISATION Parkville, VIC 3052 (AU)	(72) Inventors: GRIGG, Geoffrey, Walter Lane Cove, NSW 2066 (AU) LAMBERTON, John, A. East Brighton, VIC 3187 (AU) (74) Representative: Rogers, Jack  F.J. CLEVELAND & COMPANY 40/43 Chancery Lane London WC2A 1JQ London WC2A 1JQ (GB)