US2643078A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Elastic fluid turbine support
Assignee: Parsons and Marine Engineering Turbine Research and Development Association
•
Filing: 1947-04-08
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Granted: 1953-06-23
•
Expires: 1967-04-08
Abstract
No abstract record available.
Inventors
- 👤 Brown Thomas Walter Falconer
- 👤 Yates Henry George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:49
CPC Classifications
F; F01; F01D; F01D25/00; F01D25/28; Y; Y10; Y10S; Y10S248/00; Y10S248/901
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1971874A
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DE701944C
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US2009162A
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GB434548A
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US2183372A
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US2187924A
Cited
US2130160A
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US2180859A
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US2190170A
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US2356721A
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US2406256A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-22 | 1956-12-22 | 1957-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-22 | 1960-12-22 | 1961-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-22 | 1964-12-22 | 1965-06-23 | $7700.00 | Window Closed / Lapsed |