Patent US3767683A successfully refreshed from Google Patents.
US3767683A
Expired / Lapsed
US
⏱️ 0.0 years remaining
2-((estra-1,3,5-(10)-trien-2-yl)thio)-2-methyl-propionic acid derivatives
Assignee: GD Searle LLC
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Filing: 1971-08-30
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Granted: 1973-10-23
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Expires: 1991-08-30
Abstract
Abstract ESTRARIENYITHIO-PROPIONIC ACID COMPOUNDS ARE DESCRIBED HEREIN. THEY ARE PREPARED STARTING FROM THE APPROPRIATE MERCAPTO COMPOUNDS AND ARE USEFUL AS ANTIATHEROGENIC AGENTS.
Inventors
- 👤 J Cusic
- 👤 J Deason
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:18
CPC Classifications
C; C07; C07J; C07J31/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-10-22 | 1977-04-23 | 1977-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-10-22 | 1981-04-23 | 1981-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-10-22 | 1985-04-23 | 1985-10-23 | $7700.00 | Window Closed / Lapsed |