US2804747A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas turbine power plant with a supersonic centripetal flow compressor and a centrifugal flow turbine
Assignee: Individual
•
Filing: 1951-03-23
•
Granted: 1957-09-03
•
Expires: 1971-03-23
Abstract
No abstract record available.
Inventors
- 👤 Vladimir H Pavlecka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:32
CPC Classifications
F; F23; F23R; F23R3/00; F23R3/42; F23R3/52; F02; F02C; F02C3/00; F02C3/04; F02C3/08; F02C3/09; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2601758A
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US2576046A
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US2599470A
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US2600302A
Cited
US2579049A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-02 | 1961-03-04 | 1961-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-02 | 1965-03-04 | 1965-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-02 | 1969-03-04 | 1969-09-03 | $7700.00 | Window Closed / Lapsed |