(19)
(11)
EP 0 163 683 A1
(12)
(43)
Date of publication:
11.12.1985
Bulletin 1985/50
(21)
Application number:
84904149.0
(22)
Date of filing:
19.11.1984
(51)
International Patent Classification (IPC):
A61K
31/
35
( . )
(86)
International application number:
PCT/GB1984/000395
(87)
International publication number:
WO 1985/002541
(
20.06.1985
Gazette 1985/14)
(84)
Designated Contracting States:
AT BE CH DE FR GB LI LU NL SE
(30)
Priority:
06.12.1983
GB 19830032450
(71)
Applicant:
FISONS plc
Ipswich Suffolk IP1 1QH (GB)
(72)
Inventor:
SHEARD, Philip
Leicestershire LE11 3LD (GB)
(54)
CHROMONE-2-CARBOXILIC ACID DERIVATIVES AS CARDIOVASCULAR AGENTS