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Patent US2698228A successfully refreshed from Google Patents.
US2698228A
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Flashless propellant
Assignee: Individual
•
Filing: 1944-12-30
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Granted: 1954-12-28
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Expires: 1964-12-30
Abstract
No abstract record available.
Inventors
- 👤 John F Kincaid
- 👤 Russell C Mcgill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:55
CPC Classifications
C; C06; C06B; C06B25/00; C06B25/34; C06B23/00; C06B23/04; C06B25/18; C06B25/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
AN ESSENTIALLY FLASHLESS, THERMALLY STABLE PROPELLENT SUITABLE FOR USE AS A CANNON POWDER, COMPRISING ABOUT 15% TO ABOUT 35% NITROCELLULOSE; FROM ABOUT 15% TO ABOUT 35% OF A NON-VOLATILE EXPLOSIVE NITRIC ESTER CAPABLE OF PLASTICIZING SAID NITROCELLULOSE; AND FROM ABOUT 70% TO ABOUT 30% OF NITROGUANIDINE, SAID EXPLOSIVE PLASTICIZER COMPRISING BIS(2-NITROXYETHYL)NITRAMINE.
Claim 2
Dependent Claim
51 words
AN ESSENTIALLY FLASHLESS, THERMALLY STABLE PROPELLENT SUITABLE FOR USE AS A CANNON POWDER, COMPRISING ABOUT 15% TO ABOUT 35% NITROCELLULOSE; FROM ABOUT 15% TO ABOUT 35% OF A NON-VOLATILE EXPLOSIVE NITRIC ESTER CAPABLE OF PLASTICIZING SAID NITROCELLULOSE; AND FROM ABOUT 70% TO ABOUT 30% OF NITROGUANIDINE, SAID EXPLOSIVE PLASTICIZER COMPRISING BIS(2-NITROXYETHYL)NITRAMINE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-12-27 | 1958-06-28 | 1958-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-12-27 | 1962-06-28 | 1962-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-12-27 | 1966-06-28 | 1966-12-28 | $7700.00 | Window Closed / Lapsed |