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US3287362A
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Substituted j-oxo-j,x-dihydro-l,z,x-benzo- thiadiazine i,i-dioxides and a method for their preparation
Assignee: —
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Filing: —
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Granted: 1966-11-22
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Expires: 1983-11-22
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 06:29
CPC Classifications
C; C07; C07D; C07D285/00; C07D285/15; C07D285/16; C07D285/18; C07D285/20; C07D285/22; C07D285/24; C07D513/00; C07D513/02; C07D513/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
15 words
2-P-TRIFLUOROMETHYLPHENYL-3-OXO-3,4-DIHYDRO - 1,2,4BENZOTHIADIAZINE-1,1-DIOXIDE. 2. 2-O-TOLUIDINNO-3-OXO-33,4-DIHYDRO - 1,2,4 - BENZOTHIADIAZINE-1,1-DIOXIDE. 3. 2-CYCLOPENTTYL-3-OXO-3,4-DIHYDRO - 1,2,4 - BENZOTHIADIAZINE-1,1-DIOXIDE.
Claim 2
Dependent Claim
15 words
2-P-TRIFLUOROMETHYLPHENYL-3-OXO-3,4-DIHYDRO - 1,2,4BENZOTHIADIAZINE-1,1-DIOXIDE. 2. 2-O-TOLUIDINNO-3-OXO-33,4-DIHYDRO - 1,2,4 - BENZOTHIADIAZINE-1,1-DIOXIDE. 3. 2-CYCLOPENTTYL-3-OXO-3,4-DIHYDRO - 1,2,4 - BENZOTHIADIAZINE-1,1-DIOXIDE.
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) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |