US2949405A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of dehydro-compounds of the steroid series
Assignee: CIBA PHARM PROD Inc
•
Filing: 1956-02-06
•
Granted: 1960-08-16
•
Expires: 1976-02-06
Abstract
No abstract record available.
Inventors
- 👤 Wettstein Albert
- 👤 Vischer Ernst
- 👤 Meystre Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:42
CPC Classifications
C; C12; C12P; C12P33/00; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/911
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
A PROCESS WHICH COMPRISES THE STEPS OF TREATING 9,11B-OXIDO-17A-HYDROXY-CORTEXONE ACETATE WITH AN ENZYME OF A FUNGUS SELECTED FROM THE GROUP CONSISTING OF DIDYMELLA LYCOPERSICI, CALONECTRIA DECORA, ALTERNATE PASSIFLORAE, OPHIOBOLUS HETEROSTROPHUS AND OPHIOBOLUS MIYABEANUS UNDER AEROBIC CONDITIONS.
Claim 2
Dependent Claim
36 words
A PROCESS WHICH COMPRISES THE STEPS OF TREATING 9,11B-OXIDO-17A-HYDROXY-CORTEXONE ACETATE WITH AN ENZYME OF A FUNGUS SELECTED FROM THE GROUP CONSISTING OF DIDYMELLA LYCOPERSICI, CALONECTRIA DECORA, ALTERNATE PASSIFLORAE, OPHIOBOLUS HETEROSTROPHUS AND OPHIOBOLUS MIYABEANUS UNDER AEROBIC CONDITIONS.
References Cited (Backward Citations)
US2656349A
Cited
US2671084A
Cited
US2721163A
Cited
US2744120A
Cited
US2756179A
Cited
US2721828A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-16 | 1964-02-15 | 1964-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-16 | 1968-02-15 | 1968-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-16 | 1972-02-15 | 1972-08-16 | $7700.00 | Window Closed / Lapsed |