Patent US2650680A successfully refreshed from Google Patents.
US2650680A
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US
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Brake mechanism with removable shoes
Assignee: ThyssenKrupp Budd Co
•
Filing: 1949-05-18
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Granted: 1953-09-01
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Expires: 1969-05-18
Abstract
No abstract record available.
Inventors
- 👤 Joseph H Coombes
- 👤 Mann William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:02
CPC Classifications
B; B61; B61H; B61H5/00; F; F16; F16D; F16D55/00; F16D55/02; F16D55/22; F16D55/224; F16D55/2245; F16D65/00; F16D65/02; F16D2200/00; F16D2200/0034; F16D2200/0056
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1020737A
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US1711602A
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US1757273A
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US1724151A
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US1796433A
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US1941656A
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US1827081A
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US2236311A
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US2418719A
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US2451329A
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US2451326A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-31 | 1957-03-02 | 1957-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-31 | 1961-03-02 | 1961-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-31 | 1965-03-02 | 1965-09-01 | $7700.00 | Window Closed / Lapsed |