US2592938A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jet engine with compressor driven by rotating jets which exhaust into thrust augmenting duct
Assignee: Individual
•
Filing: 1950-12-11
•
Granted: 1952-04-15
•
Expires: 1970-12-11
Abstract
No abstract record available.
Inventors
- 👤 William K Mcnaught
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:35
CPC Classifications
F; F02; F02K; F02K7/00; F02K7/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2304008A
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US2397998A
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US2404767A
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US2356746A
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US2404954A
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US2501633A
Cited
US2508673A
Cited
US2444742A
Cited
US2447100A
Cited
US2547095A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-15 | 1955-10-15 | 1956-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-15 | 1959-10-15 | 1960-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-15 | 1963-10-15 | 1964-04-15 | $7700.00 | Window Closed / Lapsed |