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Patent US2574406A successfully refreshed from Google Patents.
US2574406A
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Automatic draft controlled brake
Assignee: Individual
•
Filing: 1947-03-03
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Granted: 1951-11-06
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Expires: 1967-03-03
Abstract
No abstract record available.
Inventors
- 👤 Frank E Machamer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:19
CPC Classifications
B; B60; B60T; B60T11/00; B60T11/10; B60T11/107
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US972808A
Cited
US1824845A
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US2104576A
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US2152017A
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US2125702A
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US2255195A
Cited
US2507087A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-11-05 | 1955-05-07 | 1955-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-05 | 1959-05-07 | 1959-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-05 | 1963-05-07 | 1963-11-06 | $7700.00 | Window Closed / Lapsed |