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US3128238A
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delta1-dehydrogenation of steroids by fermentation with actinoplanaceae
Assignee: Eli Lilly and Co
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Filing: 1962-09-14
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Granted: 1964-04-07
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Expires: 1982-09-14
Abstract
No abstract record available.
Inventors
- 👤 Gordon E Mallett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 23:14
CPC Classifications
C; C12; C12P; C12P33/00; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/827; Y10S435/907; Y10S435/911
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
A PROCESS OF INTRODUCING A DOUBLE BOND BETWEEN POSITIONS 1 AND 2 OF A STEROID WHEREIN SAID POSITIONS ARE FULLY HYDROGENATED, SAID STEROID BEING FURTHER CHARACTERIZED BY HAVING A CONFIGURATION SELECTED FROM THE GROUP CONSISTING OF 3-KETO-$4, 3-KETO-$5(6), 3A-HYDOXY-$4, 3AHYDROXY-$5(6), 3B-HYDROXY-$4, AND 3B-HYDROXY-$5(6), WHICH COMPRISES BRING SAID STERIOD INTO CONTACT WITH AN ENZYME SYSTEM ELABORATED BY A MICROORGANISM OF THE FAMILY ACTINOPLANACEAE, GENERA ACTINOPLANES, STERPTOSPORAGIUM, AMPULLARIA, AND SPIRILLOSPORA.
Claim 2
Dependent Claim
68 words
A PROCESS OF INTRODUCING A DOUBLE BOND BETWEEN POSITIONS 1 AND 2 OF A STEROID WHEREIN SAID POSITIONS ARE FULLY HYDROGENATED, SAID STEROID BEING FURTHER CHARACTERIZED BY HAVING A CONFIGURATION SELECTED FROM THE GROUP CONSISTING OF 3-KETO-$4, 3-KETO-$5(6), 3A-HYDOXY-$4, 3AHYDROXY-$5(6), 3B-HYDROXY-$4, AND 3B-HYDROXY-$5(6), WHICH COMPRISES BRING SAID STERIOD INTO CONTACT WITH AN ENZYME SYSTEM ELABORATED BY A MICROORGANISM OF THE FAMILY ACTINOPLANACEAE, GENERA ACTINOPLANES, STERPTOSPORAGIUM, AMPULLARIA, AND SPIRILLOSPORA.
References Cited (Backward Citations)
US2992972A
Cited
US2949405A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-04-07 | 1967-10-07 | 1968-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-07 | 1971-10-07 | 1972-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-07 | 1975-10-07 | 1976-04-07 | $7700.00 | Window Closed / Lapsed |