Patent US2421206A successfully refreshed from Google Patents.
US2421206A
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Hydraulic brake mechanism and control therefor
Assignee: Bardons and Oliver Inc
•
Filing: 1943-05-12
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Granted: 1947-05-27
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Expires: 1963-05-12
Abstract
No abstract record available.
Inventors
- 👤 Kylin Oskar
- 👤 Henrik O Kylin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:09
CPC Classifications
F; F16; F16D; F16D67/00; F16D67/02; B; B23; B23Q; B23Q5/00; B23Q5/02; B23Q5/04; B23Q5/12; B23Q5/18; B23Q2705/00; B23Q2705/02; B23Q2705/08; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19242; Y10T82/00; Y10T82/25; Y10T82/2552; Y10T82/2554
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2050245A
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US2167790A
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US2050520A
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US2148326A
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US2330580A
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US2313438A
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US2323753A
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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) | 1950-05-26 | 1950-11-25 | 1951-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-05-26 | 1954-11-25 | 1955-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-05-26 | 1958-11-25 | 1959-05-27 | $7700.00 | Window Closed / Lapsed |