Patent US1572447A successfully refreshed from Google Patents.
US3635995A
Expired / Lapsed
US
⏱️ 0.0 years remaining
2-(2-imidazolin-2-yl)methylthiopyridine-n-oxide and derivatives thereof
Assignee: Sandoz AG
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Filing: 1969-12-05
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Granted: 1972-01-18
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Expires: 1989-12-05
Abstract
Abstract SUBSTITUTED IMIDAZOLES, E.G., 2-(2-IMIDAZOLIN - 2 YL) METHYLTHIOPYRIDINE -N -OXIDE, USEFUL AS ANTIFUNGALS AND ANTIBACTERIAL AGENTS ARE PREPARED FROM A HALOMETHYLIMIDAZOLINE OR HALO SUBSTITUTED METHYLIMIDAZOLINE AND A MERCAPTOPYRIDINE-N-OXIDE DERVATIVE.
Inventors
- 👤 Robert E Manning
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:57
CPC Classifications
C; C07; C07D; C07D401/00; C07D401/02; C07D401/12
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) | 1975-01-17 | 1975-07-19 | 1976-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-01-17 | 1979-07-19 | 1980-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-01-17 | 1983-07-19 | 1984-01-18 | $7700.00 | Window Closed / Lapsed |