US2836034A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable area nozzle
Assignee: RTX Corp
•
Filing: 1954-08-20
•
Granted: 1958-05-27
•
Expires: 1974-08-20
Abstract
No abstract record available.
Inventors
- 👤 Frederick L Geary
- 👤 Jr William Granville Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:56
CPC Classifications
F; F02; F02K; F02K1/00; F02K1/06; F02K1/12; F02K1/1207
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2597253A
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US2462953A
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US2488174A
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US2697907A
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US2693078A
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US2603062A
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US2603060A
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US2639578A
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US2666291A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-26 | 1961-11-25 | 1962-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-26 | 1965-11-25 | 1966-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-26 | 1969-11-25 | 1970-05-27 | $7700.00 | Window Closed / Lapsed |