US3790583A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Certain (3-(4-phenyl)-1-(2h) 3,6-dihydropyridyl)-propyl(thio)-anilides,sulfonamido anilides,anilines and derivatives thereof
Assignee: F Hoffmann La Roche AG
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Filing: 1972-03-23
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Granted: 1974-02-05
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Expires: 1992-03-23
Abstract
Abstract SUBSTITUTED (3-(4-PHENYL- 1- HYDROPYRIDYL)- PROPOXY OR PROPYLTHIO)ANILINES PREPARED, INTER ALIA, BY REACTING THE CORRESPONDING SUBSTITUTED PROPOXY OR PROPYL-THIO ANILINES AND N-PHENYL-HYDROPYRIDINES, ARE DESCRIBED, THE END PRODUCTS I.E., THE SUBSTITUTED (3-(4-PHENYL- 1- HYDROPYROIDYL) PROPOXY OR PROPYLTHIO)ANILINES ARE USEFUL AS ANTIPHLOGISTIC, ANTIALLERGIC, ANTITUSSIVE AND ANALGESIC AGENTS.
Inventors
- 👤 A Edenhofer
- 👤 H Spiegelberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:18
CPC Classifications
C; C07; C07D; C07D303/00; C07D303/02; C07D303/12; C07D303/18; C07D303/20; C07D303/22; C07D211/00; C07D211/04; C07D211/06; C07D211/08; C07D211/18; C07D211/36; C07D211/40; C07D211/44; C07D211/52; C07D211/68; C07D211/70
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-02-04 | 1977-08-06 | 1978-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-02-04 | 1981-08-06 | 1982-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-02-04 | 1985-08-06 | 1986-02-05 | $7700.00 | Window Closed / Lapsed |