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Patent US2448148A successfully refreshed from Google Patents.
US2448148A
Expired / Lapsed
US
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Pilot structure for pot type burners
Assignee: Motor Wheel Corp
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Filing: 1942-09-24
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Granted: 1948-08-31
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Expires: 1962-09-24
Abstract
No abstract record available.
Inventors
- 👤 John W Miller
- 👤 Waldo G Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 22:05
CPC Classifications
F; F23; F23D; F23D5/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1984573A
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US1004040A
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FR47013E
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US2116278A
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US2179142A
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US2162844A
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US2207843A
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US2181407A
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US2295799A
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US2316227A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-08-31 | 1952-03-01 | 1952-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-08-31 | 1956-03-01 | 1956-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-08-31 | 1960-03-01 | 1960-08-31 | $7700.00 | Window Closed / Lapsed |