Patent US2743615A successfully refreshed from Google Patents.
US2743615A
Expired / Lapsed
US
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Vehicle drive and power take-off mechanism
Assignee: Rockwell Spring and Axle Co
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Filing: 1950-09-29
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Granted: 1956-05-01
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Expires: 1970-09-29
Abstract
No abstract record available.
Inventors
- 👤 Beverly W Keese
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:26
CPC Classifications
B; B60; B60K; B60K17/00; B60K17/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2052650A
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US2053542A
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US2168033A
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US2140687A
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US2311010A
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US2276000A
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US2352270A
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US2448822A
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US2521729A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-01 | 1959-10-31 | 1960-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-01 | 1963-10-31 | 1964-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-01 | 1967-10-31 | 1968-05-01 | $7700.00 | Window Closed / Lapsed |