Patent · US Expired

Cephalosporin antibiotics

US4045438A · kind A · utility

17Cited by
5References
32Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 24, 1975
Grant dateAug 30, 1977
Priority date—
Expiry dateOct 24, 1995

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D333/24
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Novel cephalosporin antibiotic derivatives.

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