(19)

(11)

EP 1 320 843 A1

(12)

(43) Date of publication: 25.06.2003 Bulletin 2003/26 (21) Application number: 00975629.7 (22) Date of filing: 05.09.2000

(51) International Patent Classification (IPC)7: G09B 19/00 (86) International application number: PCT/US0040/818 (87) International publication number: WO 0202/1481 (14.03.2002 Gazette 2002/11)

(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 (30) Priority: 01.09.2000 US 654423 (71) Applicant: Raniere, Keith Clifton Park, NY 12065 (US)	(72) Inventor: Raniere, Keith Clifton Park, NY 12065 (US) (74) Representative: Meyers, Ernest et al Office de BrevetsMeyers & Van Malderen261 route d'ArlonB.P. 111 8002 Strassen 8002 Strassen (LU)