Patent US3320259A successfully refreshed from Google Patents.
US3320259A
Expired / Lapsed
US
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Dibenzocyclohepten-5-ylpiperazines
Assignee: GD Searle LLC
•
Filing: 1966-03-25
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Granted: 1967-05-16
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Expires: 1986-03-25
Abstract
No abstract record available.
Inventors
- 👤 John W Cusic
- 👤 Yonan Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 03:20
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/22; C07D295/28; C07D241/00; C07D241/36; C07D241/50; C07D241/54; C07D295/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
A COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
5 words
A COMPOUND OF THE FORMULA
References Cited (Backward Citations)
US3168523A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-15 | 1970-11-14 | 1971-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-15 | 1974-11-14 | 1975-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-15 | 1978-11-14 | 1979-05-16 | $7700.00 | Window Closed / Lapsed |