US2869701A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oil pressure actuated clutch
Assignee: Twin Disc Inc
•
Filing: 1954-04-26
•
Granted: 1959-01-20
•
Expires: 1974-04-26
Abstract
No abstract record available.
Inventors
- 👤 Edward C Yokel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:32
CPC Classifications
F; F16; F16D; F16D25/00; F16D25/06; F16D25/062; F16D25/063; F16D25/0635; F16D25/0638; F16D25/12; F16D25/123
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2386220A
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US2632544A
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US2642971A
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US2642844A
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US2670828A
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US2702618A
Cited
US2740512A
Cited
US2755903A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-19 | 1962-07-21 | 1963-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-19 | 1966-07-21 | 1967-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-19 | 1970-07-21 | 1971-01-20 | $7700.00 | Window Closed / Lapsed |