Patent US2612783A successfully refreshed from Google Patents.
US2612783A
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Tractor speed transmission
Assignee: Ford Motor Co
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Filing: 1950-02-18
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Granted: 1952-10-07
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Expires: 1970-02-18
Abstract
No abstract record available.
Inventors
- 👤 Harold L Brock
- 👤 Leon G Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:12
CPC Classifications
B; B60; B60K; B60K17/00; B60K17/28; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19284; Y10T74/19288
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2489699A
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US1011174A
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US1269804A
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US1455169A
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US1612846A
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US1923819A
Cited
US2238841A
Cited
US2347352A
Cited
FR886884A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-07 | 1956-04-07 | 1956-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-07 | 1960-04-07 | 1960-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-07 | 1964-04-07 | 1964-10-07 | $7700.00 | Window Closed / Lapsed |