(19)

(11)

EP 1 476 351 A1

(12)

(43) Date of publication: 17.11.2004 Bulletin 2004/47 (21) Application number: 03706693.3 (22) Date of filing: 11.02.2003

(51) International Patent Classification (IPC)7: B63B 35/44 (86) International application number: PCT/GB2003/000585 (87) International publication number: WO 2003/070562 (28.08.2003 Gazette 2003/35)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT SE SI SK TR Designated Extension States: AL LT LV MK RO (30) Priority: 20.02.2002 GB 0203997 14.05.2002 GB 0210978 26.06.2002 GB 0214699 (71) Applicant: PS Comtek Ltd. London EC4A 4HT (GB)	(72) Inventor: KERON, Neil Alexander Bedgford MK40 1EQ (GB) (74) Representative: Hedges, Martin Nicholas et al A.A. Thornton & Co.235 High Holborn London WC1V 7LE London WC1V 7LE (GB)