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US2692477A
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Turbine power plant utilizing crude oil
Assignee: HEAT EXCHANGERS Ltd
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Filing: 1948-05-11
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Granted: 1954-10-26
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Expires: 1968-05-11
Abstract
No abstract record available.
Inventors
- 👤 Toogood George Duncan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:05
CPC Classifications
F; F02; F02C; F02C7/00; F02C7/08; F02C7/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US730782A
Cited
CH125057A
Cited
US2298663A
Cited
US2461186A
Cited
US2399884A
Cited
US2532709A
Cited
US2470729A
Cited
US2608055A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-25 | 1958-04-26 | 1958-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-25 | 1962-04-26 | 1962-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-25 | 1966-04-26 | 1966-10-26 | $7700.00 | Window Closed / Lapsed |