US2622709A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brake adjuster
Assignee: Universal Railway Devices Co
•
Filing: 1946-08-30
•
Granted: 1952-12-23
•
Expires: 1966-08-30
Abstract
No abstract record available.
Inventors
- 👤 Wilson Jack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:18
CPC Classifications
B; B61; B61H; B61H15/00; B61H15/0064; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20396; Y10T74/20474; Y10T74/2048
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US601450A
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US722989A
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US909232A
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US1192420A
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US1858520A
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US1964138A
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US1971368A
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US2136563A
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US2254989A
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US2278681A
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US2336691A
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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) | 1955-12-23 | 1956-06-23 | 1956-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-23 | 1960-06-23 | 1960-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-23 | 1964-06-23 | 1964-12-23 | $7700.00 | Window Closed / Lapsed |