US2658718A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture and attachment of turbine and like blading
Assignee: Power Jets Research and Development Ltd
•
Filing: 1945-12-12
•
Granted: 1953-11-10
•
Expires: 1965-12-12
Abstract
No abstract record available.
Inventors
- 👤 Walker Daniel Norman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:07
CPC Classifications
F; F01; F01D; F01D5/00; F01D5/30; B; B23; B23P; B23P15/00; B23P15/006; F01D5/3007; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE550328C
Cited
US754984A
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US927515A
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US849992A
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GB190706640A
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GB190815893A
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US1014350A
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US1387304A
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US1601402A
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US1603966A
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US1534415A
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US1967962A
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US2220420A
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US2236426A
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US2440069A
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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) | 1956-11-09 | 1957-05-11 | 1957-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-09 | 1961-05-11 | 1961-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-09 | 1965-05-11 | 1965-11-10 | $7700.00 | Window Closed / Lapsed |