US3371085A
Expired / Lapsed
US
⏱️ 0.0 years remaining
5-aryl-3h-1,4-benzodiazepin-2(1h)-ones
Assignee: CURACAO PHARMHOLDING NV
•
Filing: 1961-11-20
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Granted: 1968-02-27
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Expires: 1981-11-20
Abstract
No abstract record available.
Inventors
- 👤 Earl Reeder
- 👤 Leo Henryk Sternbach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:10
CPC Classifications
C; C07; C07D; C07D265/00; C07D265/04; C07D265/12; C07D265/14; C07D265/20; C07D265/22; A; A61; A61K; A61K31/00; A61K31/33; A61K31/395; A61K31/55; C07C; C07C237/00; C07C49/00; C07C49/04; C07C49/16; C07D239/00; C07D239/70; C07D239/72; C07D239/74; C07D243/00; C07D243/06; C07D243/10; C07D243/14; C07D243/16; C07D243/18; C07D243/20; C07D243/24; C07D243/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
12 words
A COMPOUND SELECTED FROM THE GROUP CONSISTING OF COMPOUNDS OF THE FORMULA
Claim 2
Dependent Claim
12 words
A COMPOUND SELECTED FROM THE GROUP CONSISTING OF COMPOUNDS OF THE FORMULA
References Cited (Backward Citations)
US2893992A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-26 | 1971-08-28 | 1972-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-26 | 1975-08-28 | 1976-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-26 | 1979-08-28 | 1980-02-27 | $7700.00 | Window Closed / Lapsed |