US2746434A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Engine cooling and flywheel mechanism
Assignee: Minneapolis Moline Co
•
Filing: 1952-04-28
•
Granted: 1956-05-22
•
Expires: 1972-04-28
Abstract
No abstract record available.
Inventors
- 👤 William E Swenson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 02:46
CPC Classifications
F; F01; F01P; F01P5/00; F01P5/02; F01P3/00; F01P3/18; F01P5/10; F01P2070/00; F01P2070/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US584920A
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CH35421A
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FR372143A
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US947424A
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US942493A
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DE322812C
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US1458321A
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US1454315A
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US1417037A
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US1858226A
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GB386165A
Cited
US1980811A
Cited
US2151791A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-22 | 1959-11-21 | 1960-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-22 | 1963-11-21 | 1964-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-22 | 1967-11-21 | 1968-05-22 | $7700.00 | Window Closed / Lapsed |