EP0259781A2 — Method for selectively increasing the ratio of single major components of antibiotic A 40926 complex
Assigned to Vicuron Pharmaceuticals LLC · Expires 1988-03-16 · 38y expired
What this patent protects
The present invention is directed to a method for selectively enhancing the production of factors A, and/or B₀ of antibiotic A 40926 either to isolate these single components in better yields or to enrich the complex in one or both the above components, which comprises adding an …
USPTO Abstract
The present invention is directed to a method for selectively enhancing the production of factors A, and/or B₀ of antibiotic A 40926 either to isolate these single components in better yields or to enrich the complex in one or both the above components, which comprises adding an appropriate precursor of the desired antibiotic factor to an A 40926 producing culture during fermentation.
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.
Track this patent
Get a daily-checked alert when vulnerability score, expiry, classification, or assignee changes. Email, Slack, or Teams delivery. Pro: 50 watches, Free: 3.