Patent US2631697A successfully refreshed from Google Patents.
US2631697A
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US
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Demountable brake lining
Assignee: Individual
•
Filing: 1948-09-25
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Granted: 1953-03-17
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Expires: 1968-09-25
Abstract
No abstract record available.
Inventors
- 👤 Teofil L Bonkowski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 00:49
CPC Classifications
F; F16; F16D; F16D69/00; F16D69/04; F16D69/0416; F16D2069/0425; F16D2069/0441; F16D2069/045; F16D2069/0466
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1225555A
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US1772639A
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US1620030A
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US1950260A
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US1856812A
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US1903723A
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US2153341A
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US2027823A
Cited
US2326300A
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FR898821A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-16 | 1956-09-15 | 1957-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-16 | 1960-09-15 | 1961-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-16 | 1964-09-15 | 1965-03-17 | $7700.00 | Window Closed / Lapsed |