Patent US4208500A successfully refreshed from Google Patents.
US2968155A
Expired / Lapsed
US
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Power brake booster unit
Assignee: Motors Liquidation Co
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Filing: 1958-08-26
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Granted: 1961-01-17
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Expires: 1978-08-26
Abstract
No abstract record available.
Inventors
- 👤 George E Kellogg
- 👤 Robert H Bauman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 02:15
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)
US1687047A
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US1876882A
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FR747273A
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US2098665A
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US2644305A
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US2763989A
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US2862365A
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US2832316A
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US2807239A
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US2826041A
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US2826042A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-17 | 1964-07-18 | 1965-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-17 | 1968-07-18 | 1969-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-17 | 1972-07-18 | 1973-01-17 | $7700.00 | Window Closed / Lapsed |