Patent · US Expired

Penicillins

US4996313A · kind A · utility

1Cited by
1References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 17, 1989
Grant dateFeb 26, 1991
Priority date
Expiry dateNov 17, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12R2001/75
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

A compound of formula II: ##STR1## wherein R is hydrogen or an alkyl group and R' is an alkoxy group, and salts and esters thereof.

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