US3711343A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cellular nitrocellulose based composition and method of making
Assignee: United States Department of the Army
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Filing: 1971-08-20
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Granted: 1973-01-16
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Expires: 1991-08-20
Abstract
Abstract NOVEL, SMOKELESS, COMBUSTIBLE, CONSUMABLE COMPOSITIONS ARE PRODUCED BY MIXING A NITROCELLULOSE BASED EXPLOSIVE WITH AN ORGANIC POLYISOCYANATE IN THE PRESENCE OF A LIQUID PLASTICIZER AT AN ELEVATED TEMPERATURE.
Inventors
- 👤 T Dunigan
- 👤 G Sisco
- 👤 L Pell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:39
CPC Classifications
C; C08; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/40; C08G18/64; C08G18/6484; C06; C06B; C06B21/00; C06B21/0091; C06B45/00; C06B45/04; C06B45/06; C06B45/10; Y; Y10; Y10S; Y10S149/00; Y10S149/118
Claims Analysis
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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) | 1976-01-16 | 1976-07-17 | 1977-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-01-16 | 1980-07-17 | 1981-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-01-16 | 1984-07-17 | 1985-01-16 | $7700.00 | Window Closed / Lapsed |