Patent US2640368A successfully refreshed from Google Patents.
US2640368A
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US
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Fluid actuator clutch control
Assignee: Motors Liquidation Co
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Filing: 1948-07-10
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Granted: 1953-06-02
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Expires: 1968-07-10
Abstract
No abstract record available.
Inventors
- 👤 Hans O Schjolin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:29
CPC Classifications
B; B60; B60T; B60T17/00; B60T17/08; B60T17/10; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19251; Y10T74/19256; Y10T74/1926; Y10T74/19265
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2204672A
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US2040580A
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US2241374A
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US2380677A
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US2338845A
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US2344055A
Cited
US2343316A
Cited
US2406747A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-01 | 1956-12-01 | 1957-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-01 | 1960-12-01 | 1961-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-01 | 1964-12-01 | 1965-06-02 | $7700.00 | Window Closed / Lapsed |