Patent US2633943A successfully refreshed from Google Patents.
US2633943A
Expired / Lapsed
US
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Servo-acting disk brake
Assignee: Lambert Brake Corp
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Filing: 1950-01-12
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Granted: 1953-04-07
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Expires: 1970-01-12
Abstract
No abstract record available.
Inventors
- 👤 Homer T Lambert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:12
CPC Classifications
F; F16; F16D; F16D55/00; F16D55/02; F16D55/04; F16D55/14; F16D2125/00; F16D2125/18; F16D2125/20; F16D2125/34; F16D2125/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1913932A
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US1786856A
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US1914844A
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US2371554A
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US2250011A
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US2351952A
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US2283654A
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US2344690A
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US2346480A
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US2495074A
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US2595859A
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US2575963A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-06 | 1956-10-06 | 1957-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-06 | 1960-10-06 | 1961-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-06 | 1964-10-06 | 1965-04-07 | $7700.00 | Window Closed / Lapsed |