US4234593A
Expired / Lapsed
US
⏱️ 0.0 years remaining
3-(N-Alkylcarbamyl)-5-(carboalkoxy)-1,3,4-oxadiazole-2-thiones and their use as anti-inflammatory agents
Assignee: Zeneca Inc
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Filing: 1979-03-20
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Granted: 1980-11-18
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Expires: 1999-03-20
Abstract
Abstract 3-(N-Alkylcarbamyl)-5-(carboalkoxy)-1,3,4-oxadiazole-2-thione compound having the structural formula ##STR1## wherein R is alkyl having 1 to 4 carbon atoms and R 1 is alkyl having 1 to 4 carbon atoms, and their use as anti-inflammatory agents.
Inventors
- 👤 Jack R. DeBaun
- 👤 Ferenc M. Pallos
- 👤 Arnold D. Gutman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:18
CPC Classifications
C; C07; C07D; C07D271/00; C07D271/02; C07D271/10; C07D271/113
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
29 words
A compound having the following structural formula: ##STR4## wherein R is alkyl having 1 to 4 carbon atoms and R 1 is alkyl having 1 to 4 carbon atoms.
Claim 2
Dependent Claim
29 words
A compound having the following structural formula: ##STR4## wherein R is alkyl having 1 to 4 carbon atoms and R 1 is alkyl having 1 to 4 carbon atoms.
Claim 3
Dependent Claim
14 words
The compound of claim 1 wherein R is ethyl and R 1 is methyl.
Claim 4
Independent Claim
50 words
A method of treatment of an inflammatory condition in a mammal comprising administering to said mammal a therapeutically effective amount of a compound having the following structural formula: ##STR5## wherein R is alkyl having 1 to 4 carbon atoms and R 1 is alkyl having 1 to 4 carbon atoms.
Claim 5
Independent Claim
50 words
A method of treatment of an inflammatory condition in a mammal comprising administering to said mammal a therapeutically effective amount of a compound having the following structural formula: ##STR5## wherein R is alkyl having 1 to 4 carbon atoms and R 1 is alkyl having 1 to 4 carbon atoms.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1983-11-18 | 1984-05-19 | 1984-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-11-18 | 1988-05-19 | 1988-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-11-18 | 1992-05-19 | 1992-11-18 | $7700.00 | Window Closed / Lapsed |