Patent US3198789A successfully refreshed from Google Patents.
US3198789A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Certain j-amino-s-phenyl-l,j-dihydro-zh- l,x-benzxraazepin-z-qnx c compounds
Assignee: —
•
Filing: —
•
Granted: 1965-08-03
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Expires: 1982-08-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:59
CPC Classifications
C; C07; C07D; C07D243/00; C07D243/06; C07D243/10; C07D243/14; C07D243/16; C07D243/18; C07D243/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
25 words
THE COMPOSITION OF MATTER HAVING A MOLECULAR STRUCTURE IN WHICH THERE IS ATTACHED, TO THE 3-POSITION OF THE 5-PHENYL-1,3-DIHYDRO-2H-1,4-BENZODIAZEPIN-2-ONE NUCLEUS, THE MONOVALENT BASIC NH2 GROUP.
Claim 2
Dependent Claim
25 words
THE COMPOSITION OF MATTER HAVING A MOLECULAR STRUCTURE IN WHICH THERE IS ATTACHED, TO THE 3-POSITION OF THE 5-PHENYL-1,3-DIHYDRO-2H-1,4-BENZODIAZEPIN-2-ONE NUCLEUS, THE MONOVALENT BASIC NH2 GROUP.
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) | 1968-08-02 | 1969-02-01 | 1969-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-02 | 1973-02-01 | 1973-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-02 | 1977-02-01 | 1977-08-03 | $7700.00 | Window Closed / Lapsed |