Patent · US Expired

Heterocyclic carboxylic acid derivatives, the production and use thereof as endothelin receptor antagonists

US6448248B1 · kind B1 · utility

3Cited by

1References

6Claims

0Family size

Assignee

Abbott Laboratories · US

Inventors

Wilhelm Amberg · Ludwigshafen, DE
Rolf Jansen · Braunschweig, DE
Andreas Kling · Mannheim, DE
Dagmar Klinge · Heidelberg, DE
Hartmut Riechers · Neustadt, DE
Stefan Hergenröder · Mainz, DE
Manfred Raschack · Weisenheim am Sand, DE
Liliane Unger · Ludwigshafen, DE

Key dates

Filing date	Jun 14, 1999
Grant date	Sep 10, 2002
Priority date	—
Expiry date	Jun 14, 2019

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D491/04
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The present invention relates to carboxylic acid derivatives of the formula I where the substituents have the meanings explained in the description, and to preparation and use as endothelin receptor antagonists.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.