Patent US2880833A successfully refreshed from Google Patents.
US2880833A
Expired / Lapsed
US
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Tractor control mechanism
Assignee: Ford Motor Co
•
Filing: 1952-05-17
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Granted: 1959-04-07
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Expires: 1972-05-17
Abstract
No abstract record available.
Inventors
- 👤 James R Stevenson
- 👤 Daniel W Lysett
- 👤 Reinhold C Zeidler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:13
CPC Classifications
B; B60; B60K; B60K17/00; B60K17/28; F; F16; F16D; F16D21/00; F16D21/02; F16D21/06; F16D2021/0607; F16D2021/0684; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19228
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB457023A
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US2237322A
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US2261432A
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US2349880A
Cited
US2540639A
Cited
US2589308A
Cited
US2506671A
Cited
US2604197A
Cited
GB635042A
Cited
US2646148A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-06 | 1962-10-06 | 1963-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-06 | 1966-10-06 | 1967-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-06 | 1970-10-06 | 1971-04-07 | $7700.00 | Window Closed / Lapsed |