Patent US3098353A successfully refreshed from Google Patents.
US3098353A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rocket engine propellant feeding and control system
Assignee: RTX Corp
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Filing: 1961-03-31
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Granted: 1963-07-23
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Expires: 1981-03-31
Abstract
No abstract record available.
Inventors
- 👤 Robert N Abild
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:47
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/42; F02K9/44; F02K9/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
A ROCKET ENGINE, COMPRISING: A COMBUSTION CHAMBER HAVING AN OXIDIZER INJECTOR AND A FUEL INJECTOR THEREIN; AND A PROPELLANT FEEDING AND CONTROL SYSTTEM INCLUDING A MAIN SOURCE OF LIQUID OXIDIZER; A MAIN SOURCEOF LIQUID FUEL; FIRST SEPARATE MEANS CONNECTING SAID MAIN SOURCES OF LIQUID OXIDIZER AND LIQUID FUEL WITH SAID OXIDIZER INJECTOR AND SAID FUEL INJECTOR, RESPECTIVELY, INCLUDING A FLOW CONTROL VALVE IN EACH CONNECTING MEANS; AN AUXILLARY SOURCE OF LIQUID OXIDIZER; AN AUXILLARY SOURCE OF LIQUID FUEL; SECOND SEPARATE MEANS CONNECTING SAID AUXILIARY SOURCES OF LIQUID OXIDIZER AND LIQUID FUEL WITH SAID OXIDIZER INJECTOR AND SAID FUEL INJECTOR, RESPECTIVELY, TO SUPPLY OXIDIZER AND FUEL TO SAID COMBUSTION CHAMBER,
Claim 2
Dependent Claim
109 words
A ROCKET ENGINE, COMPRISING: A COMBUSTION CHAMBER HAVING AN OXIDIZER INJECTOR AND A FUEL INJECTOR THEREIN; AND A PROPELLANT FEEDING AND CONTROL SYSTTEM INCLUDING A MAIN SOURCE OF LIQUID OXIDIZER; A MAIN SOURCEOF LIQUID FUEL; FIRST SEPARATE MEANS CONNECTING SAID MAIN SOURCES OF LIQUID OXIDIZER AND LIQUID FUEL WITH SAID OXIDIZER INJECTOR AND SAID FUEL INJECTOR, RESPECTIVELY, INCLUDING A FLOW CONTROL VALVE IN EACH CONNECTING MEANS; AN AUXILLARY SOURCE OF LIQUID OXIDIZER; AN AUXILLARY SOURCE OF LIQUID FUEL; SECOND SEPARATE MEANS CONNECTING SAID AUXILIARY SOURCES OF LIQUID OXIDIZER AND LIQUID FUEL WITH SAID OXIDIZER INJECTOR AND SAID FUEL INJECTOR, RESPECTIVELY, TO SUPPLY OXIDIZER AND FUEL TO SAID COMBUSTION CHAMBER,
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-22 | 1967-01-21 | 1967-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-22 | 1971-01-21 | 1971-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-22 | 1975-01-21 | 1975-07-23 | $7700.00 | Window Closed / Lapsed |