Global patent index - EP 0991620 A1

EP 0991620 A1 2000-04-12 - PYRROLIDINE CARBOXYLIC ACID DERIVATIVES AS ENDOTHELIN ANTAGONISTS

Title (en)

PYRROLIDINE CARBOXYLIC ACID DERIVATIVES AS ENDOTHELIN ANTAGONISTS

Title (de)

PYRROLIDINCARBONSÄURE-DERIVATE ALS ENDOTHELIN ANTAGONISTEN

Title (fr)

DERIVES D'ACIDE CARBOXYLIQUE DE PYRROLIDINE COMME ANTAGONISTES D'ENDOTHELINE

Publication

EP 0991620 A1 (EN)

Application

EP 98926419 A

Priority

  • US 9811821 W
  • US 87718797 A
  • US 8717898 A

Abstract (en)

[origin: CA2292604A1] A compound of formula (I), or a pharmaceutically acceptable salt thereof is disclosed, as well as processes for and intermediates in the preparation thereof, and a method of antagonizing endothelin.

IPC 1-7 (main, further and additional classification)

C07D 207/16; A61K 31/40; C07D 405/04

IPC 8 full level (invention and additional information)

A61K 31/40 (2006.01); C07D 207/16 (2006.01); C07D 405/04 (2006.01)

IPC 8 main group level (invention and additional information)

C07D (2006.01)

CPC (invention and additional information)

Y02P 20/55 (2015.11)

Citation (search report)

See references of WO 9857933A1

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU NL PT SE

EPO simple patent family

BR 9810031 A 20000912; CA 2292604 A1 19981223; CN 1265097 A 20000830; EP 0991620 A1 20000412; IL 132615 D0 20010319; KR 20010013954 A 20010226; SK 170699 A3 20000516

INPADOC legal status

2008-01-18 [REG HK WD] APPLICATIONS WITHDRAWN, DEEMED TO BE WITHDRAWN, OR REFUSED AFTER PUBLICATION IN HONG KONG

- Ref Legal Event Code: WD

- Ref Document Number: 1036446

- Country of Ref Document: HK

2003-04-16 [18D] DEEMED TO BE WITHDRAWN

- Ref Legal Event Code: 18D

- Effective date: 20021007

2002-07-10 [17Q] FIRST EXAMINATION REPORT

- Ref Legal Event Code: 17Q

- Effective date: 20020524

2000-04-12 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 19991215

2000-04-12 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU NL PT SE

2000-04-12 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Ref Legal Event Code: AX

- Free Format Text: RO PAYMENT 19991215;SI PAYMENT 19991215