US2748845A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Burner control apparatus
Assignee: Honeywell Inc
•
Filing: 1953-04-23
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Granted: 1956-06-05
•
Expires: 1973-04-23
Abstract
No abstract record available.
Inventors
- 👤 William E Marshall
- 👤 William J Robinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:31
CPC Classifications
F; F23; F23N; F23N5/00; F23N5/02; F23N5/08; F23N5/082; F23N5/22; F23N2227/00; F23N2227/06; F23N2227/12; F23N2227/14; F23N2229/00; F23N2233/00; F23N2233/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2313943A
Cited
US2299501A
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US2440700A
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US2519889A
Cited
US2616490A
Cited
US2710056A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-06-05 | 1959-12-05 | 1960-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-05 | 1963-12-05 | 1964-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-05 | 1967-12-05 | 1968-06-05 | $7700.00 | Window Closed / Lapsed |