(19)

(11)

EP 1 506 605 A2

(12)

(88) Date of publication A3: 26.02.2004 (43) Date of publication: 16.02.2005 Bulletin 2005/07 (21) Application number: 03727657.3 (22) Date of filing: 13.05.2003

(51) International Patent Classification (IPC)7: H02J 7/00 (86) International application number: PCT/GB2003/002030 (87) International publication number: WO 2003/096512 (20.11.2003 Gazette 2003/47)

(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 RO SE SI SK TR Designated Extension States: AL LT LV MK (30) Priority: 13.05.2002 GB 0210886 07.06.2002 GB 0213024 28.10.2002 GB 0225006 06.12.2002 GB 0228425 20.12.2002 US 326571 (71) Applicant: Splashplower Limited Cambridge CB4 0WS (GB)	(72) Inventors: CHENG, Lily Ka Lay Cambridge CB4 1YL (GB) HAY, James Westwood Cambridge CB4 1YZ (GB) BEART, Pilgrim Giles William,35 Royston Road Cambridge CB2 5NH (GB) (74) Representative: Hitching, Peter Matthew  Haseltine Lake & Co.,Imperial House,15-19 Kingsway London WC2B 6UD London WC2B 6UD (GB)