(19)

(11)

EP 1 332 454 A1

(12)

(43) Date of publication: 06.08.2003 Bulletin 2003/32 (21) Application number: 01977522.0 (22) Date of filing: 05.10.2001

(51) International Patent Classification (IPC)7: G06F 17/60 (86) International application number: PCT/US0131/222 (87) International publication number: WO 0202/9686 (11.04.2002 Gazette 2002/15)

(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: 06.10.2000 US 238001 P (71) Applicant: Trading Technologies International, Inc Chicago,Illinois 60606 (US)	(72) Inventors: KEMP, Gary, Allan, II Winnetka, IL 60093 (US) BRUMFIELD, Harris Chicago, IL 60614 (US) (74) Representative: Becker Kurig Straus  PatentanwälteBavariastrasse 7 80336 München 80336 München (DE)