Patent US3666577A successfully refreshed from Google Patents.
US3666577A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thickened nitroparaffins
Assignee: General Mills Inc
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Filing: 1969-12-23
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Granted: 1972-05-30
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Expires: 1989-12-23
Abstract
Abstract A CYANOETHYL ETHER OF A GALACTOMANNAN GUM HAVING A DEGREE OF SUBSTITUTION (D.S.) OF GREATER THAN 1.9 IS USED TO THICKEN NITROPARAFFINS WHICH ARE IN TURN USED IN EXPLOSIVES AND ROCKET FUELS.
Inventors
- 👤 Wesley A Jordan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:50
CPC Classifications
C; C06; C06B; C06B45/00; C06B45/04; C06B45/06; C06B45/10; C06B23/00; C06B23/001; C06B25/00; C06B25/36
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) | 1975-05-30 | 1975-11-29 | 1976-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-30 | 1979-11-29 | 1980-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-30 | 1983-11-29 | 1984-05-30 | $7700.00 | Window Closed / Lapsed |