Patent US2832192A successfully refreshed from Google Patents.
US2832192A
Expired / Lapsed
US
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Convertible turbo-jet and ramjet engine
Assignee: Boeing Co
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Filing: 1953-10-15
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Granted: 1958-04-29
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Expires: 1973-10-15
Abstract
No abstract record available.
Inventors
- 👤 Nathan N Budish
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:30
CPC Classifications
F; F02; F02K; F02K7/00; F02K7/10; F02K7/16; F02C; F02C3/00; F02C3/04; F02C3/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2735499A
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US1167018A
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US1627294A
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US1809271A
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US2397998A
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CH244980A
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US2610465A
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US2587649A
Cited
US2507657A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-28 | 1961-10-28 | 1962-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-28 | 1965-10-28 | 1966-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-28 | 1969-10-28 | 1970-04-29 | $7700.00 | Window Closed / Lapsed |