Patent US2966943A successfully refreshed from Google Patents.
US2966943A
Expired / Lapsed
US
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Electric ignition assembly for liquid fuel burners
Assignee: Controls Company of America
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Filing: 1957-02-11
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Granted: 1961-01-03
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Expires: 1977-02-11
Abstract
No abstract record available.
Inventors
- 👤 James L Breese
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 15:07
CPC Classifications
F; F23; F23Q; F23Q7/00; F23Q7/06; F23Q7/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2418882A
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US2421370A
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US2492756A
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US2481631A
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US2593166A
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US2685917A
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US2693913A
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US2712352A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-03 | 1964-07-04 | 1965-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-03 | 1968-07-04 | 1969-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-03 | 1972-07-04 | 1973-01-03 | $7700.00 | Window Closed / Lapsed |