Patent US5523958A successfully refreshed from Google Patents.
Patent US3007516A successfully refreshed from Google Patents.
US3007516A
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US
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Rapid combustion oil burner
Assignee: Hauck Manufacturing Inc
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Filing: 1958-03-18
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Granted: 1961-11-07
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Expires: 1978-03-18
Abstract
No abstract record available.
Inventors
- 👤 Alexander J Turpin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:14
CPC Classifications
F; F23; F23C; F23C99/00; F23C5/00; F23C5/02; F23D; F23D11/00; F23D11/10; F23D11/106; F23D11/107; F23C2700/00; F23C2700/02; F23C2700/023
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US943567A
Cited
US1396086A
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US1673194A
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US2290785A
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US2578422A
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US2540416A
Cited
GB672441A
Cited
US2670099A
Cited
US2793686A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-11-06 | 1965-05-08 | 1965-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-06 | 1969-05-08 | 1969-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-06 | 1973-05-08 | 1973-11-07 | $7700.00 | Window Closed / Lapsed |