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US3567713A
Expired / Lapsed
US
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Derivatives of 2alpha,3alpha-epithioandrostane and process for preparing them
Assignee: Shionogi and Co Ltd
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Filing: 1968-01-26
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Granted: 1971-03-02
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Expires: 1988-01-26
Abstract
Abstract HORMONAL (ANABOLIC, MYOGENIC, ANDROGENIC, UTEROTROPIC, ANTIUTEROTROPIC, ANTIESTROGENIC, CONTRAGESTIVE, ETC.) 17B - (1 - ALKOXYCYCLOALKYL) OXY - 2A,3A-EPITHIO-5A-ANDROSTANES, FOR ENTERAL AND PARENTERAL ADMINISTRATION, PHARMACEUTICAL PREPARATIONS CONTAINING ONE OR MORE OF THEM AND PROCESS FOR PREPARING THOSE COMPOUNDS.
Inventors
- 👤 Taichiro Komeno
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 03:31
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/56; A61K31/58; A61K31/565; A61K31/568
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) | 1974-03-01 | 1974-08-31 | 1975-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-01 | 1978-08-31 | 1979-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-01 | 1982-08-31 | 1983-03-02 | $7700.00 | Window Closed / Lapsed |