US3037914A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bacterial production of triamcinolone by bacterial formulations
Assignee: Wyeth Holdings LLC
•
Filing: 1960-05-06
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Granted: 1962-06-05
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Expires: 1980-05-06
Abstract
No abstract record available.
Inventors
- 👤 Louis I Feldman
- 👤 Barbara E Nielsen
- 👤 John H Mowat
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:17
CPC Classifications
C; C12; C12P; C12P33/00; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
26 words
A PROCESS OF INTRODUCING A 1,2-DOUBLE BOND INTO A STEROID OF THE PREGNANE SERIES WHICH COMPRISES SUBJECTING SAID STEROID TO THE FERMENTATIVE ACTION OF BACTERIUM HAVANIENSIS.
Claim 2
Dependent Claim
26 words
A PROCESS OF INTRODUCING A 1,2-DOUBLE BOND INTO A STEROID OF THE PREGNANE SERIES WHICH COMPRISES SUBJECTING SAID STEROID TO THE FERMENTATIVE ACTION OF BACTERIUM HAVANIENSIS.
References Cited (Backward Citations)
US2793164A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-04 | 1965-12-04 | 1966-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-04 | 1969-12-04 | 1970-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-04 | 1973-12-04 | 1974-06-05 | $7700.00 | Window Closed / Lapsed |