US3776958A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nitrodifluoraminopolyaromatic compounds
Assignee: United States Atomic Energy Commission
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Filing: 1972-04-18
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Granted: 1973-12-04
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Expires: 1992-04-18
Abstract
Abstract DIFLUORAMINONITROPOLYAROMATIC COMPOUNDS CORRESPONDING TO THE FORMULA (2,4,6-TRI(O2N-),3-R''-PHENYL)-R-(2,4,6-TRI(O2N-)-1,3- PHENYLENE)-NF2 WHEREIN R MAY BE -CH=CH-, -CH2-CH2-, OR 0 (ZERO), I.E., A DIRECT RING CARBON TO RING CARBON BOND; AND WHEREIN R'' AMY BE H OR -NF2 AND METHODS OF PREPARING SAME. THE COMPOUNDS ARE OF HIGH ENERGY DENSITY SUITABLE AS EXPLOSIVES, FOR USE IN DETONATORS OR AS PLASTICIZERS OR OTHERWISE AS COMPONENTS IN EXPOLSIVE AND PROPELLANT COMPOSITIONS.
Inventors
- 👤 M Hill
- 👤 M Lerom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:06
CPC Classifications
C; C06; C06B; C06B25/00; C06B25/04
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) | 1976-12-03 | 1977-06-04 | 1977-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-12-03 | 1981-06-04 | 1981-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-12-03 | 1985-06-04 | 1985-12-04 | $7700.00 | Window Closed / Lapsed |