US2945566A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid pressure brake mechanism
Assignee: ERLING D SEDERGREN
•
Filing: 1955-06-02
•
Granted: 1960-07-19
•
Expires: 1975-06-02
Abstract
No abstract record available.
Inventors
- 👤 Roy S Sanford
- 👤 James O Eames
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:55
CPC Classifications
F; F16; F16D; F16D65/00; F16D65/78; B; B60; B60T; B60T13/00; B60T13/10; B60T13/12; B60T13/14; B60T13/141; F16D65/84; F16D65/853; F16D2065/782; F16D2065/783; F16D2065/784
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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FR783756A
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US2150617A
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US2127557A
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US2226457A
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US2281138A
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US2406304A
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US2395811A
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US2378100A
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US2471858A
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GB701725A
Cited
DE896915C
Cited
US2742982A
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GB739244A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-19 | 1964-01-18 | 1964-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-19 | 1968-01-18 | 1968-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-19 | 1972-01-18 | 1972-07-19 | $7700.00 | Window Closed / Lapsed |