Patent US2933928A successfully refreshed from Google Patents.
US2933928A
Expired / Lapsed
US
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Power take-off
Assignee: Dana Inc
•
Filing: 1956-06-26
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Granted: 1960-04-26
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Expires: 1976-06-26
Abstract
No abstract record available.
Inventors
- 👤 Robert W Wagner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 02:23
CPC Classifications
F; F16; F16H; F16H63/00; F16H63/02; F16H63/30; F16H63/38; G; G05; G05G; G05G5/00; G05G5/06; G05G5/065; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20012; Y10T74/20018
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1446326A
Cited
US1639812A
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US1557628A
Cited
US2162979A
Cited
GB570440A
Cited
US2578867A
Cited
US2636390A
Cited
US2696728A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-26 | 1963-10-26 | 1964-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-26 | 1967-10-26 | 1968-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-26 | 1971-10-26 | 1972-04-26 | $7700.00 | Window Closed / Lapsed |