Patent · US Expired

Tricyclic carbacephems

US6218379A · kind A · utility

3Cited by
2References
124Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 16, 1997
Grant dateApr 17, 2001
Priority date
Expiry dateMay 16, 2017

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P20/55
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The present invention is concerned with compounds of formula ##STR1## where A is a group of formula (b1) or (b2) ##STR2## where R.sup.3 is unsubstituted aryl or aryl substituted by one or two substituents defined herein, and R is as defined herein, together with the pharmaceutically compatible, readily hydrolyzable esters and salts of these compounds. These compounds have valuable antibacterial properties.

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