Patent US2909244A successfully refreshed from Google Patents.
US2909244A
Expired / Lapsed
US
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Vehicle suspension and brake system
Assignee: Aerojet Rocketdyne Holdings Inc
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Filing: 1957-07-05
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Granted: 1959-10-20
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Expires: 1977-07-05
Abstract
No abstract record available.
Inventors
- 👤 Herman T Kraft
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:49
CPC Classifications
F; F16; F16D; F16D49/00; F16D49/16; B; B60; B60G; B60G17/00; B60G17/02; B60G17/04; B60G17/052; B60T; B60T1/00; B60T1/02; B60T1/04; F16D65/00; F16D65/78; F16D2065/789
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US491664A
Cited
US1906711A
Cited
US2742301A
Cited
US2738034A
Cited
US2777546A
Cited
US2824713A
Cited
US2810458A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-19 | 1963-04-20 | 1963-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-19 | 1967-04-20 | 1967-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-19 | 1971-04-20 | 1971-10-20 | $7700.00 | Window Closed / Lapsed |