Patent US4196206A successfully refreshed from Google Patents.
US4196206A
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US
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Pyridyl-piperazine derivative with anti-arrythmic effect
Assignee: Richter Gedeon Vegyeszeti Gyar Nyrt
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Filing: 1978-02-23
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Granted: 1980-04-01
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Expires: 1998-02-23
Abstract
Abstract 3-[4-(2'-Pyridyl)-piperazin-1-yl]-1-(3,4,5-trimethoxybenzoyloxy)-propane or a pharmaceutically acceptable acid-addition salt thereof in a composition with anti-arrhythmic activity.
Inventors
- 👤 Arpad Molnar
- 👤 Karoly Felfoldi
- 👤 Mihaly Bartok
- 👤 Egon Karpati
- 👤 Laszlo Szporny
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 10:50
CPC Classifications
C; C07; C07D; C07D213/00; C07D213/02; C07D213/04; C07D213/60; C07D213/72; C07D213/74; A; A61; A61P; A61P9/00; A61P9/06
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
24 words
A pharmaceutical composition, which comprises as the active ingredient, 3-[4-(2'-pyridyl)-piperazin-1-yl]-1-(3,4,5-trimethoxy-benzoyloxy)-propane or a pharmaceutically acceptable acid-addition salt thereof, in admixture with a pharmaceutically acceptable diluent.
Claim 2
Dependent Claim
24 words
A pharmaceutical composition, which comprises as the active ingredient, 3-[4-(2'-pyridyl)-piperazin-1-yl]-1-(3,4,5-trimethoxy-benzoyloxy)-propane or a pharmaceutically acceptable acid-addition salt thereof, in admixture with a pharmaceutically acceptable diluent.
Claim 3
Dependent Claim
13 words
The composition defined in claim 1 wherein the active ingredient is 3-[4-(2'-pyridyl)-piperazin-1-yl]-1-(3,4,5-trimethoxy-benzoyloxy)-propane dihydrochloride.
Claim 4
Independent Claim
30 words
A method of treatment of heart dysfunction in an animal subject which comprises administering to the subject an antiarrythmically effective amount of 3-[4-(2'-pyridyl)-piperazin-1-yl]-1-(3,4,5-trimethoxy-benzoyloxy)-propane or a pharmaceutically acceptable acid-addition salt thereof.
Claim 5
Independent Claim
30 words
A method of treatment of heart dysfunction in an animal subject which comprises administering to the subject an antiarrythmically effective amount of 3-[4-(2'-pyridyl)-piperazin-1-yl]-1-(3,4,5-trimethoxy-benzoyloxy)-propane or a pharmaceutically acceptable acid-addition salt thereof.
Claim 6
Dependent Claim
11 words
The method defined in claim 3 wherein 3-[4-(2'-pyridyl)-piperazin-1-yl]-1-(3,4,5-trimethoxy-benzoyloxy)-propane dihydrochloride is administered.
References Cited (Backward Citations)
US2958694A
Cited
US4038279A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1983-04-01 | 1983-10-01 | 1984-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-04-01 | 1987-10-01 | 1988-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-04-01 | 1991-10-01 | 1992-04-01 | $7700.00 | Window Closed / Lapsed |