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US2833360A
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Steering-by-driving of endless track vehicle
Assignee: Eimco Corp
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Filing: 1954-06-28
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Granted: 1958-05-06
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Expires: 1974-06-28
Abstract
No abstract record available.
Inventors
- 👤 Spanjer David Lucien
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:45
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/28; E02F3/34; E02F3/352; B; B60; B60K; B60K1/00; B60K5/00; B60K5/08; B62; B62D; B62D11/00; B62D11/02; B62D11/04; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/877; Y10T137/87708; Y10T137/87764
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB190300611A
Cited
US1490056A
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US2046517A
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US2268601A
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US2381109A
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US2446242A
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US2507548A
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US2678105A
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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) | 1961-05-05 | 1961-11-04 | 1962-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-05 | 1965-11-04 | 1966-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-05 | 1969-11-04 | 1970-05-06 | $7700.00 | Window Closed / Lapsed |