US2569108A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roller type brake
Assignee: Associated Patentees Inc
•
Filing: 1948-11-30
•
Granted: 1951-09-25
•
Expires: 1968-11-30
Abstract
No abstract record available.
Inventors
- 👤 Koch Frederick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 22:37
CPC Classifications
F; F16; F16D; F16D41/00; F16D41/06; F16D41/064; F16D41/066
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1594890A
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US897846A
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US1692130A
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FR605285A
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US1718074A
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US1818844A
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US2372026A
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US2348456A
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US2371653A
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US2397833A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-09-24 | 1955-03-26 | 1955-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-24 | 1959-03-26 | 1959-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-24 | 1963-03-26 | 1963-09-25 | $7700.00 | Window Closed / Lapsed |