US3003482A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Integral furnace-vapor generator
Assignee: Babcock and Wilcox Co
•
Filing: 1958-04-29
•
Granted: 1961-10-10
•
Expires: 1978-04-29
Abstract
No abstract record available.
Inventors
- 👤 Carl C Hamilton
- 👤 Norman W Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 00:05
CPC Classifications
F; F22; F22B; F22B21/00; F22B21/02; F22B21/04; F22B21/08; F22B21/081; F22G; F22G7/00; F22G7/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1746272A
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US1774136A
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US2112202A
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GB474087A
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US2633831A
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US2797900A
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US2715068A
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US2835231A
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FR1110990A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-09 | 1965-04-10 | 1965-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-09 | 1969-04-10 | 1969-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-09 | 1973-04-10 | 1973-10-10 | $7700.00 | Window Closed / Lapsed |