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US3547937A
Expired / Lapsed
US
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Certain 4-thiazolecarboxamidines
Assignee: STWB Inc
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Filing: 1968-03-07
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Granted: 1970-12-15
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Expires: 1988-03-07
Abstract
No abstract record available.
Inventors
- 👤 Guy D Diana
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:28
CPC Classifications
C; C07; C07D; C07D333/00; C07D333/02; C07D333/04; C07D333/26; C07D333/38; C07C; C07C273/00; C07C273/18; C07C273/1809; C07C273/1818; C07C273/1827; C07C275/00; C07C275/46; C07C275/48; C07C275/56
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR1487304A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-14 | 1974-06-15 | 1974-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-14 | 1978-06-15 | 1978-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-14 | 1982-06-15 | 1982-12-15 | $7700.00 | Window Closed / Lapsed |