Patent US2474749A successfully refreshed from Google Patents.
US2474749A
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Self-adjusting hydraulic brake mechanism
Assignee: Individual
•
Filing: 1945-08-27
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Granted: 1949-06-28
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Expires: 1965-08-27
Abstract
No abstract record available.
Inventors
- 👤 Theodore E Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:58
CPC Classifications
F; F16; F16D; F16D65/00; F16D65/14; F16D65/16; F16D65/22; F16D65/38; F16D65/72; F16D65/74
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2240792A
Cited
US2251379A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-06-27 | 1952-12-27 | 1953-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-27 | 1956-12-27 | 1957-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-27 | 1960-12-27 | 1961-06-28 | $7700.00 | Window Closed / Lapsed |