Patent US2968494A successfully refreshed from Google Patents.
US2968494A
Expired / Lapsed
US
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Hitch device
Assignee: Deere and Co
•
Filing: 1958-02-24
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Granted: 1961-01-17
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Expires: 1978-02-24
Abstract
No abstract record available.
Inventors
- 👤 Alvin E Klouda
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:38
CPC Classifications
B; B60; B60D; B60D1/00; B60D1/01; B60D1/07
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE463395C
Cited
US1887054A
Cited
US2548259A
Cited
US2805083A
Cited
US2659610A
Cited
US2705444A
Cited
US2827307A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-17 | 1964-07-18 | 1965-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-17 | 1968-07-18 | 1969-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-17 | 1972-07-18 | 1973-01-17 | $7700.00 | Window Closed / Lapsed |