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US2739063A Expired / Lapsed US ⏱️ 0.0 years remaining

Bacitracin feed supplements from crude fermentation liquors

Assignee: Commercial Solvents Corp
•
Filing: 1951-08-29
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Granted: 1956-03-20
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Expires: 1971-08-29
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Abstract

No abstract record available.

Inventors

  • 👤 Herbert L Wehrmeister

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 20:10
CPC Classifications
A; A23; A23K; A23K20/00; A23K20/10; A23K20/195

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2214909A Cited
US2261922A Cited
US2261918A Cited
US2449340A Cited
US2457887A Cited
US2582921A Cited
US2561812A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1959-03-20 1959-09-19 1960-03-20 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1963-03-20 1963-09-19 1964-03-20 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1967-03-20 1967-09-19 1968-03-20 $7700.00 Window Closed / Lapsed

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