US3755566A
Expired / Lapsed
US
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9alpha-fluoro - 16-fluoromethyleneprednisolone-21-enanthate and process for the preparation thereof
Assignee: Merck Patent GmbH
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Filing: 1972-01-31
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Granted: 1973-08-28
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Expires: 1992-01-31
Abstract
Abstract 9A-FLUORO - 16-FLUOROMETHYLENEPREDNISOLONE - 21-ENANTHATE HAS HIGH ANTI-PROLIFERATIVE ACTIVITY WITH RELATIVELY LITTLE GLYCONEOGENETIC AND ADRENAL ATROPHY SIDE EFFECTS WHEN ADMINISTERED TO MAMMALS HAVING A SKIN DISEASE SUCH AS PSORIASIS.
Inventors
- 👤 K Irmscher
- 👤 J Harting
- 👤 G Cimbollek
- 👤 H Kraft
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:07
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/56; A61K31/57; A61K31/573
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-08-27 | 1977-02-26 | 1977-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-08-27 | 1981-02-26 | 1981-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-08-27 | 1985-02-26 | 1985-08-28 | $7700.00 | Window Closed / Lapsed |