(19)
(11)
EP 0 489 733 A1
(12)
(43)
Date of publication:
17.06.1992
Bulletin 1992/25
(21)
Application number:
90906002.0
(22)
Date of filing:
22.01.1990
(51)
International Patent Classification (IPC):
A61K
31/
535
( . )
C07D
498/
06
( . )
A61P
31/
04
( . )
(86)
International application number:
PCT/US1990/000286
(87)
International publication number:
WO 1990/012799
(
01.11.1990
Gazette 1990/25)
(84)
Designated Contracting States:
AT BE CH DE DK ES FR GB IT LI LU NL SE
(30)
Priority:
26.04.1989
US 19890343880
(71)
Applicant:
THE UPJOHN COMPANY
Kalamazoo, MI 49001 (US)
(72)
Inventors:
BISAHA, Sharon, N.
Lawton, MI 49065 (US)
GAMMILL, Ronald, B.
Kalamazoo, MI 49002 (US)
JUDGE, Thomas, M.
Kalamazoo, MI 49001 (US)
(74)
Representative:
Perry, Robert Edward, et al
GILL JENNINGS & EVERY Broadgate House 7 Eldon Street
London EC2M 7LH
London EC2M 7LH (GB)
(54)
ANTIBACTERIAL PYRIDO(1,2,3-DE)-1,4-BENZOXAZINONE AGENTS