(19)

(11)

EP 1 034 502 A1

(12)

(43) Date of publication: 13.09.2000 Bulletin 2000/37 (21) Application number: 99950155.4 (22) Date of filing: 05.10.1999

(51) International Patent Classification (IPC)7: G06F 17/60 (86) International application number: PCT/US9923/077 (87) International publication number: WO 0021/008 (13.04.2000 Gazette 2000/15)

(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: 06.10.1998 US 167315 (71) Applicant: Netcentives, Inc. San Francisco, CA 94107 (US)	(72) Inventors: CATLIN, Timothy, J., O. Belmont, CA 94002 (US) ROWNEY, Kevin, T. San Francisco, CA 94131 (US) (74) Representative: Hackney, Nigel John et al Mewburn Ellis,York House,23 Kingsway London WC2B 6HP London WC2B 6HP (GB)