US2771737A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Piperidines as hypergolic fuels
Assignee: Phillips Petroleum Co
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Filing: 1951-12-04
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Granted: 1956-11-27
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Expires: 1971-12-04
Abstract
No abstract record available.
Inventors
- 👤 Cleveland R Scott
- 👤 Arnold L Ayers
- 👤 John E Mahan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:46
CPC Classifications
C; C06; C06B; C06B43/00; Y; Y10; Y10S; Y10S149/00; Y10S149/12; Y10S149/122
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
54 words
A METOD FOR PRODUCING IMMEDIATE THRUST COMPRISING SIMULTANEOUSLY INTRODUCING SEPARATE STREAMS OF AN OXIDANT COMPONENT AND A FUEL COMPONENT OF A BIPROPELLANT INTO CONTACT WITH EACH OTHER IN A COMBUSTION CHAMBER OF A REACTION MOTOR IN SUCH PROPORTIONS AS TO PRODUCE SPONTANEOUS IGNITION, SAID FUEL COMPONENT COMPRISING A PIPERIDINE CHARACTERIZED BY THE STRUCTURAL FORMULA
Claim 2
Dependent Claim
54 words
A METOD FOR PRODUCING IMMEDIATE THRUST COMPRISING SIMULTANEOUSLY INTRODUCING SEPARATE STREAMS OF AN OXIDANT COMPONENT AND A FUEL COMPONENT OF A BIPROPELLANT INTO CONTACT WITH EACH OTHER IN A COMBUSTION CHAMBER OF A REACTION MOTOR IN SUCH PROPORTIONS AS TO PRODUCE SPONTANEOUS IGNITION, SAID FUEL COMPONENT COMPRISING A PIPERIDINE CHARACTERIZED BY THE STRUCTURAL FORMULA
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) | 1959-11-27 | 1960-05-28 | 1960-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-27 | 1964-05-28 | 1964-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-27 | 1968-05-28 | 1968-11-27 | $7700.00 | Window Closed / Lapsed |