Patent JPH0757631A successfully refreshed from Google Patents.
US2500334A
Expired / Lapsed
US
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Jet motor operable by monopropellant and method of operating it
Assignee: Aerojet Rocketdyne Inc
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Filing: 1944-06-19
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Granted: 1950-03-14
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Expires: 1964-06-19
Abstract
No abstract record available.
Inventors
- 👤 Maurice J Zucrow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:20
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/42; F02K9/60; F02K9/62; F02K9/44; F02K9/52; F02K9/95
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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FR558934A
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CH157231A
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US1879186A
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US2010469A
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US2074098A
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US2217649A
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US2243594A
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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) | 1953-03-13 | 1953-09-12 | 1954-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-13 | 1957-09-12 | 1958-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-13 | 1961-09-12 | 1962-03-14 | $7700.00 | Window Closed / Lapsed |