Patent US2659447A successfully refreshed from Google Patents.
US2659447A
Expired / Lapsed
US
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Carrier for mounting hammer mills and the like on tractors
Assignee: Individual
•
Filing: 1950-06-29
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Granted: 1953-11-17
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Expires: 1970-06-29
Abstract
No abstract record available.
Inventors
- 👤 Earnest M Wetmore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:25
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/02; B60P1/022
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1547360A
Cited
US1868770A
Cited
US2414072A
Cited
US2517163A
Cited
US2465641A
Cited
US2462588A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-16 | 1957-05-18 | 1957-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-16 | 1961-05-18 | 1961-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-16 | 1965-05-18 | 1965-11-17 | $7700.00 | Window Closed / Lapsed |