US2644551A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brake shoe and method of assembling same
Assignee: Johns Manville Corp
•
Filing: 1946-07-02
•
Granted: 1953-07-07
•
Expires: 1966-07-02
Abstract
No abstract record available.
Inventors
- 👤 James R Glazebrook
- 👤 Alexander T Wille
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:02
CPC Classifications
F; F16; F16D; F16D69/00; F16D69/04; F16D69/0416; F16D2069/0425; F16D2069/0433; F16D2069/045; F16D2069/0466; F16D2069/0475; F16D2069/0491
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1686189A
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US1890735A
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US2080314A
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US2136585A
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US2218680A
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US2398006A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-06 | 1957-01-05 | 1957-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-06 | 1961-01-05 | 1961-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-06 | 1965-01-05 | 1965-07-07 | $7700.00 | Window Closed / Lapsed |