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Patent US2790306A successfully refreshed from Google Patents.
US2790306A
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Booster brake mechanism
Assignee: ZF Active Safety US Inc
•
Filing: 1953-06-26
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Granted: 1957-04-30
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Expires: 1973-06-26
Abstract
No abstract record available.
Inventors
- 👤 Jeamot G Ingres
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:41
CPC Classifications
B; B60; B60T; B60T13/00; B60T13/10; B60T13/24; B60T13/241; B60T13/242; B60T13/244
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1781868A
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US1620513A
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US1846023A
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US2006487A
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US2207700A
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US2260491A
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US2318756A
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US2360578A
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US2458803A
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US2532960A
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US2457721A
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US2646665A
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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) | 1960-04-29 | 1960-10-29 | 1961-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-29 | 1964-10-29 | 1965-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-29 | 1968-10-29 | 1969-04-30 | $7700.00 | Window Closed / Lapsed |