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US2945544A
Expired / Lapsed
US
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Hydraulic power steering for land vehicle
Assignee: Doosan Bobcat North America Inc
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Filing: 1957-04-24
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Granted: 1960-07-19
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Expires: 1977-04-24
Abstract
No abstract record available.
Inventors
- 👤 Charles J Jacobus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:12
CPC Classifications
B; B60; B60K; B60K17/00; B60K17/30; B62; B62D; B62D5/00; B62D5/06; B62D5/09
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE662749C
Cited
FR839712A
Cited
US2274821A
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DE705758C
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US2334918A
Cited
US2557936A
Cited
US2555649A
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US2567074A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-19 | 1964-01-18 | 1964-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-19 | 1968-01-18 | 1968-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-19 | 1972-01-18 | 1972-07-19 | $7700.00 | Window Closed / Lapsed |