(19)

(11)

EP 1 066 602 A1

(12)

(43) Date of publication: 10.01.2001 Bulletin 2001/02 (21) Application number: 99910562.0 (22) Date of filing: 19.03.1999

(51) International Patent Classification (IPC)7: G07D 7/00 (86) International application number: PCT/GB9900/877 (87) International publication number: WO 9950/796 (07.10.1999 Gazette 1999/40)

(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: 31.03.1998 GB 9806914 (71) Applicant: De La Rue International Limited Basingstoke, Hampshire RG22 4BS (GB)	(72) Inventors: POTTER, Michael Petersfield,Hants GU31 5RS (GB) REEVES, David Charles Waterlooville,Hants PO8 8BG (GB) (74) Representative: Skone James, Robert Edmund  GILL JENNINGS & EVERYBroadgate House7 Eldon Street London EC2M 7LH London EC2M 7LH (GB)