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US2655912A
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Commercial swingable burner unit
Assignee: WILLIAM D KENNEDY
•
Filing: 1949-02-11
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Granted: 1953-10-20
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Expires: 1969-02-11
Abstract
No abstract record available.
Inventors
- 👤 The United National Cliffside
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:20
CPC Classifications
F; F23; F23D; F23D14/00; F23D14/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US576795A
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US968942A
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US999622A
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US1174367A
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US1973273A
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US2207307A
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US2294701A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-19 | 1957-04-20 | 1957-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-19 | 1961-04-20 | 1961-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-19 | 1965-04-20 | 1965-10-20 | $7700.00 | Window Closed / Lapsed |