Patent US2816422A successfully refreshed from Google Patents.
US2816422A
Expired / Lapsed
US
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Hydraulic brake actuator
Assignee: Deere Manufacturing Co
•
Filing: 1954-12-09
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Granted: 1957-12-17
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Expires: 1974-12-09
Abstract
No abstract record available.
Inventors
- 👤 Edward H Fletcher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:23
CPC Classifications
B; B62; B62D; B62D11/00; B62D11/02; B62D11/06; B62D11/08; B60; B60T; B60T11/00; B60T11/10; B60T11/16; B60T11/20; B60T11/21
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2068150A
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US2609067A
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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) | 1960-12-16 | 1961-06-17 | 1961-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-16 | 1965-06-17 | 1965-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-16 | 1969-06-17 | 1969-12-17 | $7700.00 | Window Closed / Lapsed |