Patent US3583989A successfully refreshed from Google Patents.
US3583989A
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US
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Pharmacologically active 2-substituted 11-piperazinyl dibenzo-oxepins
Assignee: Rhone Poulenc SA
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Filing: 1968-05-22
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Granted: 1971-06-08
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Expires: 1988-05-22
Abstract
Abstract THE INVENTION PROVIDES NEW 2-SUBSTITUTED-11-PIPERAZINYL-10,11-DIHYDRODIBENZO(B,F)OXEPINS AND THEIR SALTS WHICH ARE USEFUL AS NEUROLEPTICS, SEDITIVES, TRANQUILIZERS, ANTI-SEROTONINS, AND ANTIEMETICS.
Inventors
- 👤 Jean Clement Louis Fouche
- 👤 Andre Leger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:03
CPC Classifications
C; C07; C07D; C07D313/00; C07D313/02; C07D313/06; C07D313/10; C07D313/14
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) | 1974-06-07 | 1974-12-07 | 1975-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-07 | 1978-12-07 | 1979-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-07 | 1982-12-07 | 1983-06-08 | $7700.00 | Window Closed / Lapsed |