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(11)

EP 1 279 121 A1

(12)

(43) Date of publication: 29.01.2003 Bulletin 2003/05 (21) Application number: 00926322.9 (22) Date of filing: 24.04.2000

(51) International Patent Classification (IPC)7: G06F 17/60 (86) International application number: PCT/US0011/023 (87) International publication number: WO 0108/2168 (01.11.2001 Gazette 2001/44)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (71) Applicant: VNU Marketing Information Services, Inc. New York, NY 10036 (US)	(72) Inventors: SHABABB, George, A. Roslyn Heights, NY 11577 (US) DASHEFVSKY, Donald, J. Roslyn Heights, NY 11577 (US) FORE-POLONIEWICZ, Karen East Setauket, NY 11733 (US) (74) Representative: Körber, Martin, Dipl.-Phys.  Mitscherlich & PartnerPatentanwälteSonnenstrasse 33 80331 München 80331 München (DE)