US3864359A
Expired / Lapsed
US
⏱️ 0.0 years remaining
5-amino-3-ethyl-1-phenyl-4-pyrazolecarboxamides and method of preparation thereof
Assignee: Wyeth Holdings LLC
•
Filing: 1973-05-03
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Granted: 1975-02-04
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Expires: 1993-05-03
Abstract
Abstract The compounds 5-amino-3-ethyl-1-phenyl-4-pyrazolecarboxamide, 5amino-1-(m-chlorophenyl)-3-ethyl-4-pyrazolecarboxamide, and 5amino-3-ethyl-1-(m-fluorophenyl)-4-pyrazolecarboxamide, are described. They are useful as analgetic and antiinflammatory agents in warm-blooded animals.
Inventors
- 👤 Jr Joseph William Marsico
- 👤 Joseph Peter Joseph
- 👤 Leon Goldman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:01
CPC Classifications
C; C07; C07D; C07D231/00; C07D231/02; C07D231/10; C07D231/14; C07D231/38
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
5 words
A PYRAZOLECARBOXAMIDE OF THE FORMULA:
Claim 2
Dependent Claim
5 words
A PYRAZOLECARBOXAMIDE OF THE FORMULA:
Claim 3
Dependent Claim
8 words
The pyrazolecarboxamide in accordance with claim 1, 5-amino-3-ethyl-1-phenyl-4-pyrazolecarboxamide.
Claim 4
Dependent Claim
8 words
The pyrazolecarboxamide in accordance with claim 1, 5-amino-3-ethyl-1-(m-fluorophenyl)-4-pyrazolecarboxamide.
Claim 5
Dependent Claim
9 words
The pyrazolecarboxamide in accordance with claim 1, 5-amino-3-ethyl-1-phenyl-4-pyrazolecarboxamide hydrochloride.
Claim 6
Dependent Claim
8 words
The pyrazolecarboxamide in accordance with claim 1, 5-amino-1-(m-chlorophenyl)-3-ethyl-4-pyrazolecarboxamide.
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) | 1978-02-03 | 1978-08-05 | 1979-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-02-03 | 1982-08-05 | 1983-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-02-03 | 1986-08-05 | 1987-02-04 | $7700.00 | Window Closed / Lapsed |