(19)
(11)
EP 0 634 938 A1
(12)
(43)
Date of publication:
25.01.1995
Bulletin 1995/04
(21)
Application number:
93912143.0
(22)
Date of filing:
08.04.1993
(51)
International Patent Classification (IPC):
C12N
15/
09
( . )
A61K
47/
48
( . )
A61P
35/
02
( . )
C07K
16/
30
( . )
C12P
21/
08
( . )
A61K
39/
395
( . )
A61P
7/
06
( . )
C07K
14/
415
( . )
C07K
19/
00
( . )
C12R
1/
91
( . )
(86)
International application number:
PCT/US1993/003284
(87)
International publication number:
WO 1993/020848
(
28.10.1993
Gazette 1993/26)
(84)
Designated Contracting States:
AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE
(30)
Priority:
10.04.1992
US 19920866693
(60)
Divisional application:
04017939.2 / 1656950
(71)
Applicant:
RESEARCH DEVELOPMENT FOUNDATION
Carson City Nevada 89703 (US)
(72)
Inventor:
ROSENBLUM, Michael, G.
Houston, TX 77071 (US)
(74)
Representative:
Wilkinson, Stephen John
Stevens, Hewlett & Perkins 1 St. Augustine's Place
Bristol BS1 4UD
Bristol BS1 4UD (GB)
(54)
IMMUNOTOXINS DIRECTED AGAINST CD33 RELATED SURFACE ANTIGENS