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US2738743A
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US
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Trash burner
Assignee: MIDWEST METAL PRODUCTS Co
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Filing: 1952-03-21
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Granted: 1956-03-20
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Expires: 1972-03-21
Abstract
No abstract record available.
Inventors
- 👤 Earl F Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:41
CPC Classifications
F; F23; F23G; F23G5/00; F23G5/40; F23G5/42
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US108958A
Cited
US678863A
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US1065445A
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US1279033A
Cited
US1487651A
Cited
US1607309A
Cited
US1955641A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-03-20 | 1959-09-19 | 1960-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-20 | 1963-09-19 | 1964-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-20 | 1967-09-19 | 1968-03-20 | $7700.00 | Window Closed / Lapsed |