US2996934A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Differential steering control
Assignee: Hesston Manufacturing Co Inc
•
Filing: 1958-11-10
•
Granted: 1961-08-22
•
Expires: 1978-11-10
Abstract
No abstract record available.
Inventors
- 👤 White Allen Andrew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 04:32
CPC Classifications
B; B62; B62D; B62D11/00; B62D11/02; B62D11/06; B62D11/10; B62D11/105
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US808878A
Cited
US2185537A
Cited
US2311393A
Cited
US2420100A
Cited
US2595229A
Cited
US2931357A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-21 | 1965-02-20 | 1965-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-21 | 1969-02-20 | 1969-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-21 | 1973-02-20 | 1973-08-22 | $7700.00 | Window Closed / Lapsed |