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US4181799A
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5(6H), 8(8aH)-dioxo-1H,3H-thiazolo[4,3-c] [1,4]thiazine
Assignee: ATK Launch Systems LLC
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Filing: 1978-11-13
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Granted: 1980-01-01
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Expires: 1998-11-13
Abstract
Abstract The compound 5(6H), 8(8aH)-dioxo-1H,3H-thiazolo[4,3-c] [1,4]thiazine is useful as an inhibitor of Angiotensin I converting enzyme.
Inventors
- 👤 Ralph L. White, Jr.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 02:22
CPC Classifications
C; C07; C07D; C07D513/00; C07D513/02; C07D513/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
4 words
The compound 5(6H),8(8aH)-dioxo-1H,3H-thiazolo[4,3-c] [1,4]thiazine.
Claim 2
Dependent Claim
4 words
The compound 5(6H),8(8aH)-dioxo-1H,3H-thiazolo[4,3-c] [1,4]thiazine.
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) | 1982-12-31 | 1983-07-02 | 1984-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-12-31 | 1987-07-02 | 1988-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-12-31 | 1991-07-02 | 1992-01-01 | $7700.00 | Window Closed / Lapsed |