US2485212A
Expired / Lapsed
US
⏱️ 0.0 years remaining
2-[phenthiazinyl-(n)-methyl]-imidazolines, the corresponding 2-(phenoxazinyl) imidazolines, and their salts
Assignee: CIBA PHARM PROD Inc
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Filing: 1948-02-09
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Granted: 1949-10-18
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Expires: 1968-02-09
Abstract
No abstract record available.
Inventors
- 👤 Miescher Karl
- 👤 Marxer Adrian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:39
CPC Classifications
C; C07; C07D; C07D413/00; C07D413/02; C07D413/06; C07D265/00; C07D265/28; C07D265/34; C07D265/38; C07D417/00; C07D417/02; C07D417/06
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) | 1952-10-17 | 1953-04-18 | 1953-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-17 | 1957-04-18 | 1957-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-17 | 1961-04-18 | 1961-10-18 | $7700.00 | Window Closed / Lapsed |