GB2293383A — 1-N-Ethyl gentamicin derivatives and the method for preparing thereof
Assigned to Jiangsu Institute of Microbiology · Expires 1996-03-27 · 30y expired
What this patent protects
The present invention relates to the field of microorganisms and antibiotics. In particular, it relates to a new mutant strain and the method for mutagenizing breeding thereof, and the use of the new strain to produce a single ingredient gentamicin C1a, and then using it as a use…
USPTO Abstract
The present invention relates to the field of microorganisms and antibiotics. In particular, it relates to a new mutant strain and the method for mutagenizing breeding thereof, and the use of the new strain to produce a single ingredient gentamicin C1a, and then using it as a useful intermediate (parent nuclear) for semisynthesizing 1-N-ethyl gentamicin derivatives, and to a composition which consists of semisynthesized 1-N-ethyl gentamicin derivatives as active ingredient and pharmacologically acceptable additives, and the method for preparing thereof.
Drugs covered by this patent
Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.
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