US2448822A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power take-off drive unit
Assignee: Ford Motor Co
•
Filing: 1944-12-29
•
Granted: 1948-09-07
•
Expires: 1964-12-29
Abstract
No abstract record available.
Inventors
- 👤 Charles P Pinardi
- 👤 Harold L Brock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:09
CPC Classifications
B; B60; B60K; B60K25/00; B60K17/00; B60K17/28; B62; B62D; B62D59/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1881609A
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US2168033A
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US2140687A
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US2317957A
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US2287302A
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US2347352A
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US2352270A
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US2349880A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-09-07 | 1952-03-08 | 1952-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-09-07 | 1956-03-08 | 1956-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-09-07 | 1960-03-08 | 1960-09-07 | $7700.00 | Window Closed / Lapsed |