(19)

(11)

EP 1 242 924 A1

(12)

(43) Date of publication: 25.09.2002 Bulletin 2002/39 (21) Application number: 00977308.6 (22) Date of filing: 22.11.2000

(51) International Patent Classification (IPC)7: G06F 17/40, G07C 13/00 (86) International application number: PCT/AU0001/420 (87) International publication number: WO 0103/9049 (31.05.2001 Gazette 2001/22)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL Designated Extension States: AL LT LV MK RO SI (30) Priority: 22.11.1999 AU PQ416999 13.12.1999 AU PQ458099 31.03.2000 AU PQ662400 (71) Applicant: Ugon Holdings Pty Ltd Sydney, NSW 2000 (AU)	(72) Inventor: MCKAY, Ralph Neutral Bay, NSW 2089 (AU) (74) Representative: Audier, Philippe André  Brevalex,3, rue du Docteur Lancereaux 75008 Paris 75008 Paris (FR)