US3436389A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steroid-(17alpha,16alpha-d)oxazolines and method for their preparation
Assignee: Gruppo Lepetit SpA
•
Filing: 1966-03-30
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Granted: 1969-04-01
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Expires: 1986-03-30
Abstract
No abstract record available.
Inventors
- 👤 Giangiacomo Nathansohn
- 👤 Giorgio Winters
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:34
CPC Classifications
C; C07; C07J; C07J71/00; C07J41/00; C07J41/0005; C07J41/0027; C07J7/00; C07J7/0005; C07J7/001; C07J7/0015; C07J7/0025; C07J7/0035; C07J71/0005; C07J71/001; C07J71/0036; C07J71/0057; C07J71/0068; C07J75/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2874154A
Cited
US2923721A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-31 | 1972-09-30 | 1973-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-31 | 1976-09-30 | 1977-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-31 | 1980-09-30 | 1981-04-01 | $7700.00 | Window Closed / Lapsed |