US3689467A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Benzothiazole sulfenamides
Assignee: Monsanto Co
•
Filing: 1971-01-28
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Granted: 1972-09-05
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Expires: 1991-01-28
Abstract
Abstract COMPOUNDS OF THE FORMULA ((X-BENZOTHIAZOL-2-YL)2-N-S)N-R WHEREIN X IS HYDROGEN, ALKYL ALKOXY, NITRO, HALO, OR HYDRXY AND N IS ONE OR TWO; WHEN N IS ONE R IS ALKYL, CYCLOALKYL, ARALKYL OR ARYL; WHEN N IS TWO R IS ALKYLENE WHICH COMPOUNDS ARE DELAYED ACTION CURE ACTIVATORS FOR RUBBER.
Inventors
- 👤 Kamel Boustany
- 👤 John J D Amico
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:01
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/36; C08K5/45; C08K5/46; C07; C07D; C07D277/00; C07D277/60; C07D277/62; C07D277/68; C07D277/82; C08K5/47
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) | 1975-09-05 | 1976-03-06 | 1976-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-09-05 | 1980-03-06 | 1980-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-09-05 | 1984-03-06 | 1984-09-05 | $7700.00 | Window Closed / Lapsed |