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Patent US4162257A successfully refreshed from Google Patents.
US4162257A
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N,N-dimethyl-5-phenyl-2-furamides
Assignee: ATK Launch Systems LLC
•
Filing: 1978-07-10
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Granted: 1979-07-24
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Expires: 1998-07-10
Abstract
Abstract N,N-Dimethyl-5-phenyl-2-furamides are useful as anti-inflammatory agents.
Inventors
- 👤 Stanford S. Pelosi, Jr.
- 👤 Chia-Nien Yu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:18
CPC Classifications
C; C07; C07D; C07D307/00; C07D307/02; C07D307/34; C07D307/56; C07D307/68
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
12 words
A compound of the formula: ##STR2## wherein X represents amino or chloro.
Claim 2
Dependent Claim
12 words
A compound of the formula: ##STR2## wherein X represents amino or chloro.
Claim 3
Dependent Claim
3 words
The compound 5-(4-chlorophenyl)-N,N-dimethyl-2-furamide.
Claim 4
Dependent Claim
3 words
The compound 5-(4-chlorophenyl)-N,N-dimethyl-2-furamide.
Claim 5
Dependent Claim
4 words
The compound 5-(4-aminophenyl)-N,N-dimethyl-2-furamide hydrochloride.
Claim 6
Dependent Claim
4 words
The compound 5-(4-aminophenyl)-N,N-dimethyl-2-furamide hydrochloride.
References Cited (Backward Citations)
CA652710A
Cited
US3484484A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1982-07-23 | 1983-01-22 | 1983-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-07-23 | 1987-01-22 | 1987-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-07-23 | 1991-01-22 | 1991-07-24 | $7700.00 | Window Closed / Lapsed |