US2551743A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic emergency brake release for motor vehicles
Assignee: Individual
•
Filing: 1948-03-04
•
Granted: 1951-05-08
•
Expires: 1968-03-04
Abstract
No abstract record available.
Inventors
- 👤 Robert M Huey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:20
CPC Classifications
B; B60; B60T; B60T7/00; B60T7/02; B60T7/04; B60T7/045
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1876498A
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US1654321A
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US1927209A
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US2010628A
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US2072666A
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US2140780A
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US2334611A
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US2388002A
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US2411632A
Cited
US2477865A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-05-07 | 1954-11-06 | 1955-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-07 | 1958-11-06 | 1959-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-07 | 1962-11-06 | 1963-05-08 | $7700.00 | Window Closed / Lapsed |