US2602769A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oxygenation of steroids by mucorales fungi
Assignee: Pharmacia and Upjohn Co
•
Filing: 1952-02-23
•
Granted: 1952-07-08
•
Expires: 1972-02-23
Abstract
No abstract record available.
Inventors
- 👤 Herbert C Murray
- 👤 Durey H Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:09
CPC Classifications
C; C12; C12P; C12P33/00; Y; Y10; Y10S; Y10S435/00; Y10S435/812; Y10S435/8215; Y10S435/911; Y10S435/931; Y10S435/939
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
A PROCESS FOR THE PRODUCTION OF AN ELEVEN OXYGENATED STEROID COMPRISING THE STEP OF AEROBICALLY SUBJECTING A STEROID CONTAINING AN ELEVEN METHYLENE GROUP TO THE ACTION OF OXYGENATING ENZYMES PRODUCED BY A GROWTH OF AN OXYGENATING SPECIES OF FUNGUS OF THE ORDER MUCORALES.
Claim 2
Dependent Claim
43 words
A PROCESS FOR THE PRODUCTION OF AN ELEVEN OXYGENATED STEROID COMPRISING THE STEP OF AEROBICALLY SUBJECTING A STEROID CONTAINING AN ELEVEN METHYLENE GROUP TO THE ACTION OF OXYGENATING ENZYMES PRODUCED BY A GROWTH OF AN OXYGENATING SPECIES OF FUNGUS OF THE ORDER MUCORALES.
References Cited (Backward Citations)
US2360447A
Cited
US2447325A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-08 | 1956-01-07 | 1956-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-08 | 1960-01-07 | 1960-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-08 | 1964-01-07 | 1964-07-08 | $7700.00 | Window Closed / Lapsed |