Patent US2675827A successfully refreshed from Google Patents.
US2675827A
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US
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Auxiliary brake valve with vehicle stop light circuit breaker
Assignee: FRED SCHUNK
•
Filing: 1949-12-12
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Granted: 1954-04-20
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Expires: 1969-12-12
Abstract
No abstract record available.
Inventors
- 👤 Charles L Craddock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:31
CPC Classifications
B; B60; B60T; B60T11/00; B60T11/10; B60T11/28; Y; Y10; Y10T; Y10T137/00; Y10T137/8376; Y10T137/8593; Y10T137/87257
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB189617403A
Cited
US1951882A
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US2134902A
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US1758419A
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US1946759A
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US2098736A
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US2254523A
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US2208220A
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CH214127A
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US2250220A
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US2301037A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-19 | 1957-10-19 | 1958-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-19 | 1961-10-19 | 1962-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-19 | 1965-10-19 | 1966-04-20 | $7700.00 | Window Closed / Lapsed |