Patent US2446523A successfully refreshed from Google Patents.
US2446523A
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Fuel control apparatus for liquid fuel burners
Assignee: Westinghouse Electric Corp
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Filing: 1944-01-31
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Granted: 1948-08-10
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Expires: 1964-01-31
Abstract
No abstract record available.
Inventors
- 👤 Bradbury Donald
- 👤 Charles A Meyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:28
CPC Classifications
F; F02; F02K; F02K3/00; F23; F23N; F23N2239/00; F23N2239/06; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/265; Y10T137/2657
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1713833A
Cited
US1446464A
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US1886472A
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US2280835A
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US2281411A
Cited
US2330558A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-08-10 | 1952-02-09 | 1952-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-08-10 | 1956-02-09 | 1956-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-08-10 | 1960-02-09 | 1960-08-10 | $7700.00 | Window Closed / Lapsed |