US3074953A
Expired / Lapsed
US
⏱️ 0.0 years remaining
5-(3'-(4-phenyl-4-carbethoxy piperidino)-propylidene) dibenzo (a,d) (1,4) cycloheptadiene
Assignee: Wyeth LLC
•
Filing: 1962-01-17
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Granted: 1963-01-22
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Expires: 1982-01-17
Abstract
No abstract record available.
Inventors
- 👤 Martin A Davis
- 👤 Stanley O Winthrop
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 02:27
CPC Classifications
C; C07; C07D; C07D211/00; C07D211/04; C07D211/06; C07D211/08; C07D211/36; C07D211/60; C07D211/62; C07D211/64; C07D211/80; C07D211/84; C07D211/86; C07D211/88
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
19 words
A COMPOUND SELECTED FROM THE GROUP WHICH CONSISTS OF 5- 3''-(4-PHENYL 1-4-CARBETHOXYPIPERIDINO) PROPYLIDIENE BIDENZO A,D! 1,4!CYCLOHEPTADIENE AND ITS HYDROCHLORIDE.
Claim 2
Dependent Claim
19 words
A COMPOUND SELECTED FROM THE GROUP WHICH CONSISTS OF 5- 3''-(4-PHENYL 1-4-CARBETHOXYPIPERIDINO) PROPYLIDIENE BIDENZO A,D! 1,4!CYCLOHEPTADIENE AND ITS HYDROCHLORIDE.
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) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |