(19)

(11)

EP 1 068 583 A1

(12)

(43) Date of publication: 17.01.2001 Bulletin 2001/03 (21) Application number: 99919763.5 (22) Date of filing: 25.03.1999

(51) International Patent Classification (IPC)7: G06F 17/60 (86) International application number: PCT/US9906/632 (87) International publication number: WO 9950/775 (07.10.1999 Gazette 1999/40)

(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: 31.03.1998 US 52200 (71) Applicant: Net Sanity, Inc. Redwood City,California 94063 (US)	(72) Inventors: CLARKE, Fred Los Altos, CA 94022 (US) ELLIOTT, Dane Huntington Beach, CA 92647 (US) (74) Representative: Potter, Julian Mark  D. Young & Co.,21 New Fetter Lane London EC4A 1DA London EC4A 1DA (GB)