US3079301A
Expired / Lapsed
US
⏱️ 0.0 years remaining
9alpha-halo-1, 4, 6-pregnatrienes and therapeutic compositions containing same
Assignee: Merck Sharp & Dohme LLC
•
Filing: 1956-04-25
•
Granted: 1963-02-26
•
Expires: 1976-04-25
Abstract
No abstract record available.
Inventors
- 👤 David H Gould
- 👤 Hershel L Herzog
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 01:17
CPC Classifications
C; C07; C07J; C07J5/00; C07J75/00
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
82 words
A COMPOSITION OF MATTER SELECTED FROM THE GROUP CONSISTING OF 11-KETO AND 11$-HYDROXY-9$-HALO$4-PREGNENES WHEREIN THE HALO GROUP IS A HALOGEN ATOM HAVING AN ATOMIC NUMBER LESS THAN THAT OF IODINE, SAID PREGNENES HAVING A KETO GROUP AT THE 3-AND 20-POSITIONS, A HYDROXY GROUP AT THE 17$-POSITION, A MEMBER OF THE GROUP CONSISTING OF HYDROXY AND ALPHATIC ACYLOXY HAVING UP TO 12 CARBON ATOMS AT THE 21-POSITION AND CHARACTERIZED BY THE PRESENCE OF A DOUBLE BOND IN EACH OF THE 1- AND 6POSITIONS.
Claim 2
Dependent Claim
82 words
A COMPOSITION OF MATTER SELECTED FROM THE GROUP CONSISTING OF 11-KETO AND 11$-HYDROXY-9$-HALO$4-PREGNENES WHEREIN THE HALO GROUP IS A HALOGEN ATOM HAVING AN ATOMIC NUMBER LESS THAN THAT OF IODINE, SAID PREGNENES HAVING A KETO GROUP AT THE 3-AND 20-POSITIONS, A HYDROXY GROUP AT THE 17$-POSITION, A MEMBER OF THE GROUP CONSISTING OF HYDROXY AND ALPHATIC ACYLOXY HAVING UP TO 12 CARBON ATOMS AT THE 21-POSITION AND CHARACTERIZED BY THE PRESENCE OF A DOUBLE BOND IN EACH OF THE 1- AND 6POSITIONS.
Claim 3
Dependent Claim
18 words
A THERAPEUTIC COMPOSITION COMPRISING A PREGNATRIENE COMPOUND AS DEFINED IN CLAIM 1, MIXED WITH A NON-TOXIC PHARMACEUTICAL CARRIER.
References Cited (Backward Citations)
US2341250A
Cited
US2590978A
Cited
US2563247A
Cited
US2705237A
Cited
US2752339A
Cited
US2606913A
Cited
US2602804A
Cited
US2684376A
Cited
US2788353A
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US2768191A
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US2768189A
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US2788354A
Cited
US2763671A
Cited
US2730525A
Cited
US2736734A
Cited
US2789117A
Cited
US2783226A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-02-25 | 1966-08-27 | 1967-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-25 | 1970-08-27 | 1971-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-25 | 1974-08-27 | 1975-02-26 | $7700.00 | Window Closed / Lapsed |