US2584803A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mono-fuel
Assignee: Borg Warner Corp
•
Filing: 1946-08-07
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Granted: 1952-02-05
•
Expires: 1966-08-07
Abstract
No abstract record available.
Inventors
- 👤 John A Hannum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:04
CPC Classifications
C; C06; C06B; C06B25/00; C06B25/36
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
85 words
A SELF-SUFFICIENT FUEL WHICH, ALTHOUGH NONHYPERGOLIC, HAS A TENDENCY TO BURN IN A CLOSED SYSTEM COMPRISING A LIQUID NITROPARAFFIN HAVING NOT MORE THAN ONE NITRO GROUP FOR EACH CARBON ATOM IN THE PARAFFIN SKELETON, SAID NITROPARAFFIN BEING SELECTED FROM THE GROUP CONSISTING OF NITROMETHANE, NITROETHANE, 1-NITROPROPANE, 1,1-DIPROPANE, 1,1-DINITROPROPANE, 2,2-DINITROPROPANE, 1,2-DINITROPROPANE, 1,3-DINITROPROPANE, 1,1-DINITROETHANE, 1,1,1-TRINITROPROPANE AND 1,2,3-TRINITROPROPANE; AND OXIDANT; AND, DISSOLVED IN THE FUEL IN AN AMOUNT GREATER THAN A TRACE BUT NOT GREATER THAN 10% BY WEIGHT OF THE FUEL, A POLYCHLOROFLUOROMETHANE AS A FLASH-BACK SUPPRESSOR.
References Cited (Backward Citations)
DE248548C
Cited
US914624A
Cited
GB191324839A
Cited
US1820983A
Cited
US2127536A
Cited
US2303050A
Cited
US2317557A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-04 | 1955-08-06 | 1956-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-04 | 1959-08-06 | 1960-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-04 | 1963-08-06 | 1964-02-05 | $7700.00 | Window Closed / Lapsed |