US3134225A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thrust control system
Assignee: Northrop Grumman Space and Mission Systems Corp
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Filing: 1960-03-02
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Granted: 1964-05-26
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Expires: 1980-03-02
Abstract
No abstract record available.
Inventors
- 👤 Jr William Pennington
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:54
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/80; F02K9/82
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
141 words
IN A JET REACTION ENGINE HAVING HIGH VELOCITY EXHAUST GASES ESCAPING THROUGH NOZZLE MEANS, FUEL TANK MEANS CONTAINING FUEL AND OXIDIZER TANK MEANS CONTAINING OXIDIZER,A CONTROL SYSTEM COMPRISING: A PLURALITY OF SPACED APART INJECTION MEANS INCLUDING INJECTION PIPES CONNECTED TO SAID NOZZLE MEANS FOR INJECTING SAID FUEL AND OXIDIZER IN A DIRECTION SUBSTANTIALLY TRANSVERSE TO SAID EXHAUST GASES; MEANS FOR SUPPLYING SAID FUEL AND OXIDIZER TO SAID INJECTION MEANS; CONTROL MEANS FOR PROVIDING JET REACTION ENGINE THRUST CONTROL AND SELECTIVE INTRODUCTION OF SAID FUEL AND OXIDIZER THROUGH SELECTED ONES OF SAID PLURALITY OF INJECTION MEANS FOR PROVIDING YAW, PITCH AND ROLL CONTROL; AND SENSING MEANS FOR DETERMINING THE DIFFERENCE IN RESPECTIVE LEVELS OF FUEL AND OXIDIZER CONTAINED IN SAID TANK MEANS AND FOR SELECTING THE INTRODUCTION OF FUEL AND OXIDIZER THROUGH SAID INJECTION MEANS IN RESPONSE TO SAID DIFFERENCE IN LEVELS.
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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) | 1967-05-26 | 1967-11-25 | 1968-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-26 | 1971-11-25 | 1972-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-26 | 1975-11-25 | 1976-05-26 | $7700.00 | Window Closed / Lapsed |