US2811431A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Operation of thrust motors with high impulse and fuel for same
Assignee: Aerojet Rocketdyne Inc
•
Filing: 1944-07-26
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Granted: 1957-10-29
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Expires: 1964-07-26
Abstract
No abstract record available.
Inventors
- 👤 Zwicky Fritz
- 👤 James M Carter
- 👤 Frederick J Ewing
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:24
CPC Classifications
C; C06; C06B; C06B47/00; C06B47/02; C06B47/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
A PROPELLANT CHARGE CONSISTING OF A MIXTURE OF A NON-AROMATIC, FLUID, ENDOTHERMIC, UNSATURATED HYDROCARBON CONTAINING AT LEAST 5% HYDROGEN BY WEIGHT; A COMPOUND SELECTED FROM THE GROUP CONSISTING OF NITROGEN AND HYDROGEN COMPOUNDS CONTAINING AT LEAST NH2 GROUP, AND ORGANIC COMPOUNDS OF HYDROGEN AND NITROGEN, CONTAINING NO ADDITIONAL ELEMENT OTHER THAN CARBON, SAID CAR BON-CONTAINING HYDROGEN AND NITROGEN COMPOUNDS HAVING AT LEAST ONE NH2 GROUP FOR EVERY TWO CARBON ATOMS; AND A VOLATILE OXIDIZING AGENT SELECTED FROM THE GOUP CONSISTING OF OXYGEN, A HALOGEN, MIXTURE OF HALOGENS, AND OXYGEN-BEARING HALOGEN COMPOUNDS, VALATILE AT ROOM TEMPERATURE.
Claim 2
Dependent Claim
95 words
A PROPELLANT CHARGE CONSISTING OF A MIXTURE OF A NON-AROMATIC, FLUID, ENDOTHERMIC, UNSATURATED HYDROCARBON CONTAINING AT LEAST 5% HYDROGEN BY WEIGHT; A COMPOUND SELECTED FROM THE GROUP CONSISTING OF NITROGEN AND HYDROGEN COMPOUNDS CONTAINING AT LEAST NH2 GROUP, AND ORGANIC COMPOUNDS OF HYDROGEN AND NITROGEN, CONTAINING NO ADDITIONAL ELEMENT OTHER THAN CARBON, SAID CAR BON-CONTAINING HYDROGEN AND NITROGEN COMPOUNDS HAVING AT LEAST ONE NH2 GROUP FOR EVERY TWO CARBON ATOMS; AND A VOLATILE OXIDIZING AGENT SELECTED FROM THE GOUP CONSISTING OF OXYGEN, A HALOGEN, MIXTURE OF HALOGENS, AND OXYGEN-BEARING HALOGEN COMPOUNDS, VALATILE AT ROOM TEMPERATURE.
References Cited (Backward Citations)
US2474183A
Cited
GB190615852A
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US1408056A
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US1488009A
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US1551650A
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US1856552A
Cited
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Cited
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US2357184A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-10-28 | 1961-04-29 | 1961-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-28 | 1965-04-29 | 1965-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-28 | 1969-04-29 | 1969-10-29 | $7700.00 | Window Closed / Lapsed |