Patent · US Expired

Cephalosporins

US4410522A · kind A · utility

16Cited by
1References
47Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 12, 1977
Grant dateOct 18, 1983
Priority date
Expiry dateOct 12, 1997

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D499/00
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Novel penicillins and cephalosporins and non-toxic salts thereof, which contain a mono- or di-oxo- or thioxo-piperazino(thio)carbonylamino group in molecule. These compounds are valuable antibacterial compounds for use in mammals including man. This disclosure relates to such compounds and a process for the preparation thereof.

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