US3048606A
Expired / Lapsed
US
⏱️ 0.0 years remaining
New 11-alkylated steroids and process for preparing same
Assignee: BASF Corp
•
Filing: 1958-07-03
•
Granted: 1962-08-07
•
Expires: 1978-07-03
Abstract
No abstract record available.
Inventors
- 👤 Wettstein Albert
- 👤 Anner Georg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:35
CPC Classifications
C; C07; C07J; C07J7/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
7 words
AN 11A-METHYL ALLOPREGNANE COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
7 words
AN 11A-METHYL ALLOPREGNANE COMPOUND OF THE FORMULA
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-06 | 1966-02-05 | 1966-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-06 | 1970-02-05 | 1970-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-06 | 1974-02-05 | 1974-08-07 | $7700.00 | Window Closed / Lapsed |