US4046894A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Certain barbituric acid derivatives used as anticonvulsant agents
Assignee: Colgate Palmolive Co
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Filing: 1971-03-18
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Granted: 1977-09-06
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Expires: 1991-03-18
Abstract
Abstract Various derivatives of barbituric acid and of diphenylhydantoin are described in which alkoxymethyl or benzyloxymethyl groups are attached to the nitrogen atoms of the rings. Therapeutic compositions containing these compounds and their use as anticonvulsant agents are described.
Inventors
- 👤 Carlos M. Samour
- 👤 Julius A. Vida
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:13
CPC Classifications
C; C07; C07D; C07D233/00; C07D233/54; C07D233/66; C07D233/72; C07D233/76; C07D233/78; C07D239/00; C07D239/02; C07D239/24; C07D239/28; C07D239/46; C07D239/60; C07D239/62
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
65 words
A method of treating convulsions in warm-blooded animals which comprises administering to said animals an amount sufficient to produce an anticonvulsant effect of a compound having the structure ##STR2## wherein R and R 1 are phenyl and ethyl respectively, or R and R 1 are individually ethyl, allyl or 2-pentyl and wherein R 2 and R 3 are individually methyl, ethyl, butyl, lauryl or benzyl.
Claim 2
Independent Claim
65 words
A method of treating convulsions in warm-blooded animals which comprises administering to said animals an amount sufficient to produce an anticonvulsant effect of a compound having the structure ##STR2## wherein R and R 1 are phenyl and ethyl respectively, or R and R 1 are individually ethyl, allyl or 2-pentyl and wherein R 2 and R 3 are individually methyl, ethyl, butyl, lauryl or benzyl.
Claim 3
Dependent Claim
24 words
A method according to claim 1 in which from about 5 to 500 mg. of said compound is administered to said warm blooded animal.
Claim 4
Dependent Claim
24 words
A method according to claim 1 in which from about 5 to 200 mg. of said compound is administered to said warm blooded animal.
Claim 5
Dependent Claim
13 words
A method according to claim 1 in which said compound is N,N'-dimethoxymethyl phenobarbital.
Claim 6
Dependent Claim
13 words
A method according to claim 1 in which said compound is N,N'-diethoxymethyl phenobarbital.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-09-05 | 1981-03-07 | 1981-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-09-05 | 1985-03-07 | 1985-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-09-05 | 1989-03-07 | 1989-09-06 | $7700.00 | Window Closed / Lapsed |