Patent · US Expired

Cephalosporins

US4296112A · kind A · utility

1Cited by
3References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 17, 1979
Grant dateOct 20, 1981
Priority date
Expiry dateDec 17, 1999

Classification

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

Abstract

A cephalosporanic acid of the general formula ##STR1## wherein A represents ##STR2## and the pharmaceutically acceptable salt and ester thereof.

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