US3586675A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fused thiazines
Assignee: Allen and Hanburys Ltd
•
Filing: 1967-12-15
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Granted: 1971-06-22
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Expires: 1987-12-15
Abstract
Abstract NOVEL THIAZINE COMPOUNDS OF THE FOLLOWING FORMULAE ARE DISCLOSED 2-(R4-N(-R5)-),4,5-(-(CH2)N-)(-R1),6-R2,6-R3-6H-1,3- THIAZINE, 2-(R7-N=),3-R6,4,5-(-(CH2)N-)(-R1),6-R2,6-R3-6H-1,3- THIAZINE THESE COMPOUNDS HAVE ANALGETIC AND ANTI-INFLAMMATORY ACTIVITY. PHARMACEUTICAL COMPOSITIONS CONTAINING THESE THIAZINE COMPOUNDS ARE ALSO DISCLOSED AS WELL AS PROCESSES FOR THE PRODUCTION OF SUCH COMPOUNDS.
Inventors
- 👤 Alexander Crawford Ritchie
- 👤 Rodney Eric Haddock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:24
CPC Classifications
C; C07; C07D; C07D513/00; C07D513/02; C07D513/10
Claims Analysis
Total Claims: 0
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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) | 1974-06-21 | 1974-12-21 | 1975-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-21 | 1978-12-21 | 1979-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-21 | 1982-12-21 | 1983-06-22 | $7700.00 | Window Closed / Lapsed |