Patent US3496172A successfully refreshed from Google Patents.
Patent US2647592A successfully refreshed from Google Patents.
US2647592A
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Nonsquealing brake assembly
Assignee: Permafuse Corp
•
Filing: 1948-12-17
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Granted: 1953-08-04
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Expires: 1968-12-17
Abstract
No abstract record available.
Inventors
- 👤 Sydney G Tilden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 10:59
CPC Classifications
F; F16; F16D; F16D65/00; F16D65/02; F16D65/04; F16D65/08; F16D65/0006; F16D69/00; F16D2069/004
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1286171A
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US1395841A
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US1498983A
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US1716090A
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US1833414A
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US2116130A
Cited
US2239574A
Cited
US2330368A
Cited
US2438483A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-03 | 1957-02-02 | 1957-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-03 | 1961-02-02 | 1961-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-03 | 1965-02-02 | 1965-08-04 | $7700.00 | Window Closed / Lapsed |