Patent US2544030A successfully refreshed from Google Patents.
US2544030A
Expired / Lapsed
US
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Internal-expanding shoe brake
Assignee: Bendix Aviation Corp
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Filing: 1947-02-07
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Granted: 1951-03-06
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Expires: 1967-02-07
Abstract
No abstract record available.
Inventors
- 👤 Bryan E House
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:38
CPC Classifications
F; F16; F16D; F16D51/00; F16D51/16; F16D51/18; F16D51/20; F16D51/24; F16D65/00; F16D65/02; F16D65/04; F16D65/08; F16D65/09; F16D65/091
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1933079A
Cited
US1851737A
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US2005855A
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US2190978A
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US2211439A
Cited
US2418848A
Cited
US2337070A
Cited
US2423015A
Cited
US2426135A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-05 | 1954-09-04 | 1955-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-05 | 1958-09-04 | 1959-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-05 | 1962-09-04 | 1963-03-06 | $7700.00 | Window Closed / Lapsed |