Patent US2829497A successfully refreshed from Google Patents.
US2829497A
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US
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Safety device for hydraulic brakes
Assignee: Individual
•
Filing: 1954-07-21
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Granted: 1958-04-08
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Expires: 1974-07-21
Abstract
No abstract record available.
Inventors
- 👤 Yaratan Hakki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 05:32
CPC Classifications
B; B60; B60T; B60T11/00; B60T11/10; B60T11/28; B60T11/32; B60T11/323; B60T11/34; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7723; Y10T137/7726; Y10T137/7727
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1557330A
Cited
US2054900A
Cited
US2074889A
Cited
US2105748A
Cited
US2218036A
Cited
US2529306A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-07 | 1961-10-07 | 1962-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-07 | 1965-10-07 | 1966-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-07 | 1969-10-07 | 1970-04-08 | $7700.00 | Window Closed / Lapsed |