US2939344A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drive mechanism
Assignee: Deere and Co
•
Filing: 1957-05-01
•
Granted: 1960-06-07
•
Expires: 1977-05-01
Abstract
No abstract record available.
Inventors
- 👤 Kenneth J Harris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:11
CPC Classifications
B; B60; B60K; B60K17/00; B60K17/04; B60K17/043; B60K17/046; F; F16; F16H; F16H3/00; F16H3/44; F16H3/62; F16H3/66; F16H3/663; B60G; B60G2204/00; B60G2204/10; B60G2204/30; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/1954; Y10T74/21; Y10T74/2186
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2675096A
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US1150777A
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US1514601A
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US1604401A
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US1872541A
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US1919924A
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US2200566A
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US2259071A
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US2737064A
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US2805743A
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US2744422A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-07 | 1963-12-07 | 1964-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-07 | 1967-12-07 | 1968-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-07 | 1971-12-07 | 1972-06-07 | $7700.00 | Window Closed / Lapsed |