US3822267A
Expired / Lapsed
US
⏱️ 0.0 years remaining
1 substituted 4 piperazino cycloalkylthiazoles
Assignee: Wander AG
•
Filing: 1972-07-28
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Granted: 1974-07-02
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Expires: 1992-07-28
Abstract
Abstract THE PRESENT INVENTION CONCERNS CYCLOALKYLTHIAZOLE COMPOUNDS OF THE FORMULA: 2-(4-R-PIPERAZINO-),4,5-(-CH2-(CH2)N-CH2-)-THIAZOLE WHEREIN N IS AN INTEGER OF 1 TO 4 AND R IS HYDROGEN, ALKYL, ALKENYL, HYDROXYALKYL, ALKOXYALKYL, ALKOXYCARBONYL, ALKANOYL, ALKANOYLOXYALKYL OR BENZYL. THE COMPOUNDS EXHIBIT A STIMULATING EFFECT ON MENTAL ALERTNESS.
Inventors
- 👤 D Sorg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:35
CPC Classifications
C; C07; C07D; C07D277/00; C07D277/60
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) | 1977-07-01 | 1977-12-31 | 1978-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-07-01 | 1981-12-31 | 1982-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-07-01 | 1985-12-31 | 1986-07-02 | $7700.00 | Window Closed / Lapsed |