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17-isonitrosoandrostanes
Assignee: Pharmacia and Upjohn Co
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Filing: 1958-02-10
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Granted: 1958-12-09
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Expires: 1978-02-10
Abstract
No abstract record available.
Inventors
- 👤 John C Babcock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:45
CPC Classifications
C; C07; C07J; C07J41/00; C07J75/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
17-ISONITROSO ANDROSTANE OF THE FORMULA:
Claim 2
Dependent Claim
5 words
17-ISONITROSO ANDROSTANE OF THE FORMULA:
References Cited (Backward Citations)
US2292080A
Cited
US2359773A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-08 | 1962-06-09 | 1962-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-08 | 1966-06-09 | 1966-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-08 | 1970-06-09 | 1970-12-09 | $7700.00 | Window Closed / Lapsed |