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US3968233A
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α-Amino-γ-butyrolactones as sedatives
Assignee: Archimica SpA
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Filing: 1975-08-06
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Granted: 1976-07-06
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Expires: 1995-08-06
Abstract
Abstract Compounds corresponding to the formula: ##EQU1## where R is an alkyl group of 3 to 5 carbon atoms are anticonvulsants and sedatives.
Inventors
- 👤 Aldo Garzia
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:28
CPC Classifications
C; C07; C07D; C07D307/00; C07D307/02; C07D307/26; C07D307/30; C07D307/32; C07D307/33; A; A61; A61K; A61K31/00; A61K31/33; A61K31/335; A61K31/365
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
40 words
A method for treating animals in need of sedation by administering thereto orally or intraperitoneally a compound represented by the formula ##EQU3## where R is alkyl of 3-5 carbon atoms, at a dosage of about 200 mg/kg to 2000 mg/kg.
Claim 2
Independent Claim
40 words
A method for treating animals in need of sedation by administering thereto orally or intraperitoneally a compound represented by the formula ##EQU3## where R is alkyl of 3-5 carbon atoms, at a dosage of about 200 mg/kg to 2000 mg/kg.
Claim 3
Dependent Claim
10 words
The method of claim 1 wherein said compound is α-n-butoxycarbonyl-amino-γ-butyrolactone.
Claim 4
Dependent Claim
13 words
The method of claim 1 wherein R is alkyl of 3 carbon atoms.
Claim 5
Dependent Claim
13 words
The method of claim 1 wherein R is alkyl of 4 carbon atoms.
Claim 6
Dependent Claim
13 words
The method of claim 1 wherein R is alkyl of 5 carbon atoms.
References Cited (Backward Citations)
FR791M
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-07-06 | 1980-01-05 | 1980-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-07-06 | 1984-01-05 | 1984-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-07-06 | 1988-01-05 | 1988-07-06 | $7700.00 | Window Closed / Lapsed |