(19)

(11)

EP 1 368 463 A2

(12)

(88) Date of publication A3: 20.02.2003 (43) Date of publication: 10.12.2003 Bulletin 2003/50 (21) Application number: 02702521.2 (22) Date of filing: 01.03.2002

(51) International Patent Classification (IPC)7: C12N 13/00, C12N 1/16, C12N 1/04, C12P 1/02, A62D 3/00, B09B 3/00 // C12P1:02, C12R1:645 (86) International application number: PCT/GB0200/915 (87) International publication number: WO 0207/0683 (12.09.2002 Gazette 2002/37)

(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: 01.03.2001 US 797371 01.03.2001 US 797372 01.03.2001 US 797377 01.03.2001 US 797378 01.03.2001 US 797381 01.03.2001 US 797382 01.03.2001 US 797437 01.03.2001 US 797493 (71) Applicant: Ultra Biotech Limited Douglas IM1 1SA (GB)	(72) Inventor: CHEUNG, Ling, Yuk New Territories,Hong Kong (CN) (74) Representative: Baldock, Sharon Claire et al BOULT WADE TENNANT,Verulam Gardens70 Gray's Inn Road London WC1X 8BT London WC1X 8BT (GB)