(19)

(11)

EP 1 000 139 A1

(12)

(43) Date of publication: 17.05.2000 Bulletin 2000/20 (21) Application number: 99918670.3 (22) Date of filing: 19.04.1999

(51) International Patent Classification (IPC)7: C12M 1/04, C12M 1/38 (86) International application number: PCT/US9908/552 (87) International publication number: WO 9954/433 (28.10.1999 Gazette 1999/43)

(84) Designated Contracting States: ES FR IE NL (30) Priority: 20.04.1998 US 82332 P (71) Applicant: GRAIN PROCESSING CORPORATION Muscatine, Iowa 52761 (US)	(72) Inventor: TSAO, George, T. West Lafayette, IN 47906 (US) (74) Representative: W.P. Thompson & Co.  Coopers Building,Church Street Liverpool L1 3AB Liverpool L1 3AB (GB)