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US3562278A
Expired / Lapsed
US
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1-(2-(2-substituted-3-indolyl)ethyl)-4-substituted-piperazines
Assignee: STWB Inc
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Filing: 1969-09-16
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Granted: 1971-02-09
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Expires: 1989-09-16
Abstract
Abstract NOVEL 1-(2-(2-SUBSTITUTED-3-INDOYL)ETHYL)-4-SUBSTITUTUED-PIPERAZINES HAVING PSYCHOMOTOR DEPRESSANT ACTIVITY.
Inventors
- 👤 Sydney Archer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:35
CPC Classifications
C; C07; C07D; C07D471/00; C07D471/02; C07D471/10; C07D209/00; C07D209/02; C07D209/04; C07D209/30; C07D209/42; C07D265/00; C07D265/04; C07D265/06; C07D295/00; C07D295/02
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) | 1974-02-08 | 1974-08-10 | 1975-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-08 | 1978-08-10 | 1979-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-08 | 1982-08-10 | 1983-02-09 | $7700.00 | Window Closed / Lapsed |