(19)
(11)
EP 0 880 527 A1
(12)
(43)
Date of publication:
02.12.1998
Bulletin 1998/49
(21)
Application number:
96935146.0
(22)
Date of filing:
31.10.1996
(51)
International Patent Classification (IPC):
A23K
1/
16
( . )
A61K
31/
535
( . )
A61P
31/
00
( . )
C07D
498/
06
( . )
A61K
31/
00
( . )
A61K
31/
5395
( . )
A61P
31/
04
( . )
(86)
International application number:
PCT/GB1996/002676
(87)
International publication number:
WO 1997/026262
(
24.07.1997
Gazette 1997/32)
(84)
Designated Contracting States:
AT BE CH DE DK ES FI FR GB GR IE IT LI LU NL PT SE
(30)
Priority:
17.01.1996
GB 19960000894
(71)
Applicant:
PFIZER INC.
New York, N.Y. 10017 (US)
(72)
Inventor:
DORGAN, Roderick, John
Kent CT13 9NJ (GB)
(74)
Representative:
Stevens, Ian Edward, et al
Stevens, Hewlett & Perkins, 1 St. Augustine's Place
Bristol BS1 4UD
Bristol BS1 4UD (GB)
(54)
PYRIDO(3,2,1-ij)-1,3,4-BENZOXADIAZINE DERIVATIVE