Patent · US Expired

Chemical derivatives of antibiotics LL-E19020 alpha and beta

US5077277A · kind A · utility

2Cited by
4References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 5, 1989
Grant dateDec 31, 1991
Priority date
Expiry dateSep 5, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07H15/26
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Derivatives of antibiotics derived from the microorganism Streptomyces lydicus subspecies tanzanius, referred to as antibiotics LL-E19020 alpha and beta, are produced by chemical reaction. The derivatives are also active antibiotics useful in the treatment of bacterial infections.

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