US3632767A
Expired / Lapsed
US
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Treatment of depression with 4-substituted piperidines
Assignee: Mallinckrodt Chemical Works
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Filing: 1968-02-12
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Granted: 1972-01-04
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Expires: 1988-02-12
Abstract
Abstract 4-SUBTITUTED-PIPERDINES SUCH AS 4 - BENZYLPIPERIDINE ARE USED AS ANTIDEPRESSANTS IN MAMMALS.
Inventors
- 👤 Allan P Gray
- 👤 Donald E Heitmeier
- 👤 Morton E Goldberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:49
CPC Classifications
C; C07; C07D; C07D211/00; C07D211/04; C07D211/06; C07D211/08; C07D211/18; C07D211/26; C07D211/10; C07D211/12; C07D211/20; C07D211/22; C07D211/30; C07D211/32; C07D211/34; C07D211/68; C07D211/70; C07D295/00; C07D295/16; C07D295/18
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) | 1975-01-03 | 1975-07-05 | 1976-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-01-03 | 1979-07-05 | 1980-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-01-03 | 1983-07-05 | 1984-01-04 | $7700.00 | Window Closed / Lapsed |