US3134718A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pregna-1,4-dienes and compositions containing same
Assignee: Merck Sharp & Dohme LLC
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Filing: 1963-12-12
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Granted: 1964-05-26
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Expires: 1983-12-12
Abstract
No abstract record available.
Inventors
- 👤 Nobile Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:03
CPC Classifications
C; C12; C12P; C12P33/00; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/843
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
64 words
THE $4-PREGENENE HAVING A KETO GROUP AT THE 3- AND 20-POSITIONS, HYDROGEN AT THE 9A-POSITION, HYDROXY AT THE 17 A-POSITION, AND A MEMBER OF THE GROUP CONSISTING OF HYDROXY AND PHARMACEUTICALLY ACCEPTABLE ESTERS THEREOF AT THE 21-POSITION, AND BEING CHARACTERIZED BY THE PRESENCE OF A DOUBLE BOND IN THE 1-POSITION AND A MEMBER OF THE GROUP CONSISTING OF KETO AND B-HYDROXY AT THE 11-POSITION.
Claim 2
Dependent Claim
64 words
THE $4-PREGENENE HAVING A KETO GROUP AT THE 3- AND 20-POSITIONS, HYDROGEN AT THE 9A-POSITION, HYDROXY AT THE 17 A-POSITION, AND A MEMBER OF THE GROUP CONSISTING OF HYDROXY AND PHARMACEUTICALLY ACCEPTABLE ESTERS THEREOF AT THE 21-POSITION, AND BEING CHARACTERIZED BY THE PRESENCE OF A DOUBLE BOND IN THE 1-POSITION AND A MEMBER OF THE GROUP CONSISTING OF KETO AND B-HYDROXY AT THE 11-POSITION.
Claim 3
Dependent Claim
88 words
A PHARMACEUTICAL PREPARATION COMPRISING AN EFFECTIVE AMOUNT OF AN ANTI-INFLAMMATORY COMPOSITION OF MATTER IN THE FORM OF A $4-PREGNENE HAVING A KETO GROUP AT THE 3- AND 20-POSITIONS, HYDROGEN AT THE 9 A-POSITION, HYDROXY AT THE 17 A-POSITION AND A MEMBER OF THE GROUP CONSISTING OF HYDROXY AND PHARMACEUTICALLY ACCEPTABLE ESTERS THEREOF AT THE 21-POSITION, AND BEING CHARACTERIZED BY THE PRESENCE OF A DOUBLE BOND IN THE 1-POSITION AND A MEMBER OF THE GROUP CONSISTING OF KETO AND B-HYDROXY AT THE 11-POSITION, MIXED WITH A NON-TOXIC PHARMACEUTICAL CARRIER.
Claim 4
Dependent Claim
88 words
A PHARMACEUTICAL PREPARATION COMPRISING AN EFFECTIVE AMOUNT OF AN ANTI-INFLAMMATORY COMPOSITION OF MATTER IN THE FORM OF A $4-PREGNENE HAVING A KETO GROUP AT THE 3- AND 20-POSITIONS, HYDROGEN AT THE 9 A-POSITION, HYDROXY AT THE 17 A-POSITION AND A MEMBER OF THE GROUP CONSISTING OF HYDROXY AND PHARMACEUTICALLY ACCEPTABLE ESTERS THEREOF AT THE 21-POSITION, AND BEING CHARACTERIZED BY THE PRESENCE OF A DOUBLE BOND IN THE 1-POSITION AND A MEMBER OF THE GROUP CONSISTING OF KETO AND B-HYDROXY AT THE 11-POSITION, MIXED WITH A NON-TOXIC PHARMACEUTICAL CARRIER.
References Cited (Backward Citations)
US2774775A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-26 | 1967-11-25 | 1968-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-26 | 1971-11-25 | 1972-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-26 | 1975-11-25 | 1976-05-26 | $7700.00 | Window Closed / Lapsed |