(19)

(11)

EP 0 702 720 A1

(12)

(43) Date of publication: 27.03.1996 Bulletin 1996/13 (21) Application number: 94912775.0 (22) Date of filing: 11.03.1994

(51) International Patent Classification (IPC):  C12N 15/ 09( . ) C07K 16/ 00( . ) C12N 15/ 10( . ) C12N 15/ 90( . ) C07K 14/ 74( . ) C12N 5/ 10( . ) C12N 15/ 85( . ) (86) International application number: PCT/US1994/002676 (87) International publication number: WO 1994/021787 (29.09.1994 Gazette 1994/22)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 15.03.1993 US 19930031802 (71) Applicant: CELL GENESYS, INC. Foster City, CA 94404 (US)	(72) Inventors: BRENNER, Daniel G. Redwood City, CA 94601 (US) DUBRIDGE, Robert B. Belmont, CA 94002 (US) OTTEN, Gillis R. Foster City, CA 94404 (US) (74) Representative: Harrison, David Christopher, et al  MEWBURN ELLIS York House 23 Kingsway London WC2B 6HP London WC2B 6HP (GB)