Patent · US Expired

Tricyclic cepham compounds

US4891427A · kind A · utility

1Cited by
0References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 12, 1989
Grant dateJan 2, 1990
Priority date
Expiry dateMay 12, 2009

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P31/04
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The compounds having a 4,11-dioxo-3-oxa-8(or 7)-thia-1-azatricyclo[7,2,0,0.sup.2,6 ]undecane-2-carboxylic acid skeleton as the base structure, their esters and their salts are useful antibacterial agents.

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