(19)

(11)

EP 1 495 085 A1

(12)

(43) Date of publication: 12.01.2005 Bulletin 2005/02 (21) Application number: 02728642.6 (22) Date of filing: 01.04.2002

(51) International Patent Classification (IPC)7: C09K 3/00 (86) International application number: PCT/US2002/010090 (87) International publication number: WO 2003/093386 (13.11.2003 Gazette 2003/46)

(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 (71) Applicant: Lacks Enterprises, Inc. Grand Rapids,Michigan 49546 (US)	(72) Inventor: XU, Qihua (nmi) Grand Rapids, MI 49546 (US) (74) Representative: Miller, James Lionel Woolverton et al Kilburn & Strode,20 Red Lion Street London WC1R 4PJ London WC1R 4PJ (GB)