Patent US2594276A successfully refreshed from Google Patents.
US2853167A
Expired / Lapsed
US
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Speed responsive fluid clutch with variable pressure controls
Assignee: Motors Liquidation Co
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Filing: 1954-02-23
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Granted: 1958-09-23
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Expires: 1974-02-23
Abstract
No abstract record available.
Inventors
- 👤 Oliver K Kelley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:05
CPC Classifications
F; F16; F16D; F16D48/00; F16D48/02; F16D48/0206; F16D2048/0221; F16D2048/0227; F16D2048/0233; Y; Y10; Y10S; Y10S74/00; Y10S74/01; Y10T; Y10T137/00; Y10T137/0971; Y10T137/108; Y10T137/1171
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-22 | 1962-03-24 | 1962-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-22 | 1966-03-24 | 1966-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-22 | 1970-03-24 | 1970-09-23 | $7700.00 | Window Closed / Lapsed |