US2294602A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brake control system
Assignee: Westinghouse Air Brake Co
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Filing: 1941-06-28
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Granted: 1942-09-01
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Expires: 1961-06-28
Abstract
No abstract record available.
Inventors
- 👤 Claude M Hines
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:31
CPC Classifications
B; B60; B60T; B60T8/00; B60T8/32; B60T8/72; B60T8/74; G; G01; G01P; G01P15/00; G01P15/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1945-08-31 | 1946-03-02 | 1946-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-08-31 | 1950-03-02 | 1950-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-08-31 | 1954-03-02 | 1954-09-01 | $7700.00 | Window Closed / Lapsed |