US3255208A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dimethyl-beta-propiothetin and related compounds
Assignee: CIVILE DE RECHERCHES ET D'APPLICATIONS SCIENTIFIQUES Ste
•
Filing: 1963-04-05
•
Granted: 1966-06-07
•
Expires: 1983-04-05
Abstract
No abstract record available.
Inventors
- 👤 Eugene L Leroi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:02
CPC Classifications
C; C07; C07D; C07D307/00; C07D307/02; C07D307/34; C07D307/56; C07D307/62; A; A61; A61K; A61K31/00; C07C; C07C381/00; C07C381/12
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-06 | 1969-12-06 | 1970-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-06 | 1973-12-06 | 1974-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-06 | 1977-12-06 | 1978-06-07 | $7700.00 | Window Closed / Lapsed |