US3649687A
Expired / Lapsed
US
⏱️ 0.0 years remaining
1 3 5-cyclohexane tricarbonyl chloride
Assignee: Aerojet Rocketdyne Inc
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Filing: 1970-07-06
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Granted: 1972-03-14
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Expires: 1990-07-06
Abstract
Abstract THE NEW COMPOUND 1,3,5-CYCLOHEXANE TRICARBONYL CHLORIDE ESPECIALLY SUITABLE FOR THE PREPARATIN OF THE CROSSLINKING AGENT 1,3,5-CYCLOHEXANE TRISOCYANATE.
Inventors
- 👤 Herman H Weyland
- 👤 Edward E Hamel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:21
CPC Classifications
C; C07; C07C; C07C61/00; C07C61/08
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) | 1975-03-14 | 1975-09-13 | 1976-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-03-14 | 1979-09-13 | 1980-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-03-14 | 1983-09-13 | 1984-03-14 | $7700.00 | Window Closed / Lapsed |