Patent US4510151A successfully refreshed from Google Patents.
US4510151A
Expired / Lapsed
US
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Pyridinylimidazole pharmaceutical composition
Assignee: USV Pharmaceutical Corp
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Filing: 1984-02-10
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Granted: 1985-04-09
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Expires: 2004-02-10
Abstract
Abstract A pharmaceutical composition containing a therapeutically effective amount of a pyridinylimidazole 4- or 5-substituted carboxylic acid and esters thereof is provided to treat cardiovascular ailment.
Inventors
- 👤 Thomas D. Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:12
CPC Classifications
C; C07; C07D; C07D401/00; C07D401/02; C07D401/04
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
80 words
A pharmaceutical composition useful for treatment of congestive heart failure and hypertension comprising a pharmaceutically acceptable carrier and a therapeutically effective amount of a compound selected from the group consisting of pyridinylimidazoles of the formulae: ##STR3## and pharmaceutically acceptable acid addition salts thereof, wherein the imidazole radical is substituted on one of the R substituents and each of the remaining R substituents is hydrogen, R 1 is hydroxy, amino, methoxy or ethoxy, and R 2 is hydrogen, halo, or hydroxy.
Claim 2
Dependent Claim
80 words
A pharmaceutical composition useful for treatment of congestive heart failure and hypertension comprising a pharmaceutically acceptable carrier and a therapeutically effective amount of a compound selected from the group consisting of pyridinylimidazoles of the formulae: ##STR3## and pharmaceutically acceptable acid addition salts thereof, wherein the imidazole radical is substituted on one of the R substituents and each of the remaining R substituents is hydrogen, R 1 is hydroxy, amino, methoxy or ethoxy, and R 2 is hydrogen, halo, or hydroxy.
Claim 3
Dependent Claim
13 words
The composition of claim 1 wherein the pyridinylimidazole is 4(5)-(4'-pyridinyl)imidazole-5(4)-carboxylic acid ethyl ester.
Claim 4
Dependent Claim
13 words
The composition of claim 1 wherein the pyridinylimidazole is 4(5)-(4'-pyridinyl)imidazole-5(4)-carboyxlic acid methyl ester.
Claim 5
Dependent Claim
13 words
The pharmaceutical composition of claim 1 in the form of an oral composition.
Claim 6
Dependent Claim
13 words
The pharmaceutical composition of claim 1 in the form of an intravenous composition.
References Cited (Backward Citations)
US4302464A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-04-08 | 1988-10-08 | 1989-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-04-08 | 1992-10-08 | 1993-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-04-08 | 1996-10-08 | 1997-04-09 | $7700.00 | Window Closed / Lapsed |