Patent US2696090A successfully refreshed from Google Patents.
US2696090A
Expired / Lapsed
US
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Power take-off shaft assembly for tractors and the like
Assignee: BLOOD BROTHERS MACHINE Co
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Filing: 1951-06-29
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Granted: 1954-12-07
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Expires: 1971-06-29
Abstract
No abstract record available.
Inventors
- 👤 George R Harrington
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:19
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/02; F16D3/06; Y; Y10; Y10S; Y10S464/00; Y10S464/901; Y10T; Y10T403/00; Y10T403/32; Y10T403/32549
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-12-06 | 1958-06-07 | 1958-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-12-06 | 1962-06-07 | 1962-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-12-06 | 1966-06-07 | 1966-12-07 | $7700.00 | Window Closed / Lapsed |