Patent US2458066A successfully refreshed from Google Patents.
US2458066A
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US
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Combustion chamber
Assignee: American Locomotive Co
•
Filing: 1944-07-20
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Granted: 1949-01-04
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Expires: 1964-07-20
Abstract
No abstract record available.
Inventors
- 👤 George B Farkas
- 👤 Addison Y Gunter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:33
CPC Classifications
F; F23; F23C; F23C7/00; F23C7/02; F23C7/06; F23M; F23M5/00; F23M5/08; F23M5/085; F23R; F23R3/00; F23R3/42; F23R3/44; F23D; F23D2211/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1378248A
Cited
US1827246A
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US2066788A
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US2000733A
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US2110209A
Cited
US2195025A
Cited
US2249489A
Cited
US2268464A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-01-04 | 1952-07-05 | 1953-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-01-04 | 1956-07-05 | 1957-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-01-04 | 1960-07-05 | 1961-01-04 | $7700.00 | Window Closed / Lapsed |