Patent US4407995A successfully refreshed from Google Patents.
Patent US3836653A successfully refreshed from Google Patents.
US3836653A
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Pharmaceutical compositions containing a 5-phenyl-7-bromo-1h-1,5-benzodiazepine-2,4-(3h,5h)-dione
Assignee: C.H. Boehringer Sohn AG and Co KG
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Filing: 1972-10-30
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Granted: 1974-09-17
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Expires: 1992-10-30
Abstract
Abstract PSYCHOSEDATIVE AND ANTICONVULSIVE PHARMACEUTICAL CONTAINING AS AN ACTIVE INGREDIENT A COMPOUND OF THE FORMULA 1-R1,5-(R2,R3-PHENYL),7-R4-2,3,4,5-TETRAHYDRO-1,5-BENZODI AZEPINE-2,4-DIONE WHEREIN R1 IS HYDROGEN, STRAIGHT OR BRANCHED ALKYL OF 1 TO 5 CARBON ATOMS, HYDROXY-ALKYL OF 2 TO 4 CARBON ATOMS OR DI(ALKYL OF 1 TO 4 CARBON ATOMS) AMINO-ALKYL OF 2 TO 4 CARBON ATOMS, R2 IS HALOGEN, TRIFLUOROMETHYL OR METHOXY, R3 IS HYDROGEN, HALOGEN, METHYL OR ETHYL, AND R4 IS HYDROGEN, FLUORINE OR CHLORINE; AND A METHOD OF INDUCING PSYCHOSEDATION AND SUPPRESSING CONVULSIONS IN A WARM-BLOODED ANIMAL THEREWITH.
Inventors
- 👤 K Weber
- 👤 K Zeile
- 👤 P Danneberg
- 👤 M Hauptmann
- 👤 R Giesemann
- 👤 K Hauptmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:44
CPC Classifications
C; C07; C07D; C07D243/00; C07D243/06; C07D243/10; C07D243/12; A; A61; A61K; A61K31/00
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) | 1977-09-16 | 1978-03-18 | 1978-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-09-16 | 1982-03-18 | 1982-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-09-16 | 1986-03-18 | 1986-09-17 | $7700.00 | Window Closed / Lapsed |