US2511017A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel handling and firing system
Assignee: Babcock and Wilcox Co
•
Filing: 1944-03-15
•
Granted: 1950-06-13
•
Expires: 1964-03-15
Abstract
No abstract record available.
Inventors
- 👤 Daniel V Sherban
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:27
CPC Classifications
F; F23; F23K; F23K3/00; F23K2203/00; F23K2203/008
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US960857A
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US1439957A
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FR579804A
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US1757634A
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US1883218A
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US1882056A
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US1894020A
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US1846826A
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US2012934A
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US1897750A
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US1943589A
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US2073553A
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US2103453A
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US2100848A
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US2159629A
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US2222030A
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US2226923A
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US2375057A
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US2387548A
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US2338606A
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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) | 1953-06-12 | 1953-12-12 | 1954-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-12 | 1957-12-12 | 1958-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-12 | 1961-12-12 | 1962-06-13 | $7700.00 | Window Closed / Lapsed |