(19)

(11)

EP 1 934 776 A1

(12)

(43) Date of publication: 25.06.2008 Bulletin 2008/26 (21) Application number: 06790320.3 (22) Date of filing: 05.10.2006

(51) International Patent Classification (IPC):  G06F 15/16(2006.01) G06F 12/00(2006.01) (86) International application number: PCT/AU2006/001450 (87) International publication number: WO 2007/041765 (19.04.2007 Gazette 2007/16)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK RS (30) Priority: 10.10.2005 AU 2005905580 (71) Applicant: Waratek Pty Limited Lindfield, NSW 2070 (AU)	(72) Inventor: HOLT, John, Matthew Lindfield, NSW 2070 (AU) (74) Representative: Beresford, Keith Denis Lewis et al BERESFORD & Co. 16 High Holborn London WC1V 6BX London WC1V 6BX (GB)