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Patent US3093547A successfully refreshed from Google Patents.
US3093547A
Expired / Lapsed
US
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Process of preparing penicillins
Assignee: Sandoz GmbH
•
Filing: 1960-11-23
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Granted: 1963-06-11
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Expires: 1980-11-23
Abstract
No abstract record available.
Inventors
- 👤 Margreiter Hans
- 👤 Brunner Richard
- 👤 Brandl Ernst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:16
CPC Classifications
C; C12; C12P; C12P37/00; C12P17/00; C12P17/02; C12P17/06; C12P19/00; C12P19/44
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
11 words
IN A PROCESS OF PRODUCING, BY FERMENTATION, PENICILLINS OF THE FORMULA
Claim 2
Dependent Claim
11 words
IN A PROCESS OF PRODUCING, BY FERMENTATION, PENICILLINS OF THE FORMULA
References Cited (Backward Citations)
US2479297A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-10 | 1966-12-10 | 1967-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-10 | 1970-12-10 | 1971-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-10 | 1974-12-10 | 1975-06-11 | $7700.00 | Window Closed / Lapsed |