(19)

(11)

EP 1 248 983 A2

(12)

(88) Date of publication A3: 21.02.2002 (43) Date of publication: 16.10.2002 Bulletin 2002/42 (21) Application number: 01906594.5 (22) Date of filing: 17.01.2001

(51) International Patent Classification (IPC)7: G06F 11/34 (86) International application number: PCT/US0101/745 (87) International publication number: WO 0105/3948 (26.07.2001 Gazette 2001/30)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 18.01.2000 US 176710 P 29.08.2000 US 651351 (71) Applicant: Isogon Corporation New York,New York 10001 (US)	(72) Inventors: VARDI, David New York, NY 10001 (US) HELLBERG, Per New York, NY 10001 (US) YOUCHNOW, Steven New York, NY 10001 (US) BARRITZ, Robert New York, NY 10001 (US) (74) Representative: Carpintero Lopez, Francisco  HERRERO & ASOCIADOS, S.L.Alcalá, 35 28014 Madrid 28014 Madrid (ES)