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US2674089A
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Gas turbine system with displacement compressor of the multiple outer rotor type
Assignee: JARVIS C MARBLE
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Filing: 1947-10-29
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Granted: 1954-04-06
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Expires: 1967-10-29
Abstract
No abstract record available.
Inventors
- 👤 Gustav K W Boestad
- 👤 Nilsson Hans Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 08:41
CPC Classifications
F; F02; F02C; F02C3/00; F02C3/04; F02C3/055; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2073191A
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US2280835A
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US2238905A
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US2354992A
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US2409177A
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US2500925A
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US2349600A
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US2548609A
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US2418911A
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US2481527A
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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) | 1957-04-05 | 1957-10-05 | 1958-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-05 | 1961-10-05 | 1962-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-05 | 1965-10-05 | 1966-04-06 | $7700.00 | Window Closed / Lapsed |