Patent · US Expired

Quinolonecarboxylic acid derivatives

US5300643A · kind A · utility

1Cited by

2References

4Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Klaus Grohe · Odenthal, DE
Wolfgang Dummer · Krefeld, DE
Kai Rossen · Hanau, DE
Arnold Paessens · Haan, DE

Key dates

Filing date	Aug 25, 1992
Grant date	Apr 5, 1994
Priority date	—
Expiry date	Aug 25, 2012

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D471/04
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

New quinolone-carboxylic acids of the general formula (I) ##STR1## wherein the definitions for R.sub.1 -R.sub.9 are given in the description, a process for their preparation and their use as medicaments, in particular as antiviral agents.

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