(19)

(11)

EP 1 040 436 A1

(12)

(43) Date of publication: 04.10.2000 Bulletin 2000/40 (21) Application number: 98951115.9 (22) Date of filing: 26.10.1998

(51) International Patent Classification (IPC)7: G06F 17/60 (86) International application number: PCT/AU9800/887 (87) International publication number: WO 9922/321 (06.05.1999 Gazette 1999/18)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 24.10.1997 AU PO998797 02.03.1998 AU PP207898 (71) Applicant: Epitropos Pty. Ltd. Brookfield, QLD 4069 (AU)	(72) Inventor: DEWAR, Gregory, John Brookfield, QLD 4069 (AU) (74) Representative: Jones, Graham Henry et al Graham Jones & Company77 Beaconsfield Road Blackheath, London SE3 7LG Blackheath, London SE3 7LG (GB)