Patent US2841413A successfully refreshed from Google Patents.
US2841413A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spring seat and trunnion bearing for vehicle suspension
Assignee: Rockwell Spring and Axle Co
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Filing: 1953-06-11
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Granted: 1958-07-01
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Expires: 1973-06-11
Abstract
No abstract record available.
Inventors
- 👤 William L Pringle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 00:46
CPC Classifications
B; B60; B60G; B60G5/00; B60G5/04; B60G5/053
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1427807A
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US1685005A
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US1600961A
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GB319875A
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US1908799A
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US1948110A
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US2030750A
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US2096530A
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US2517208A
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US2481891A
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US2567481A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-30 | 1961-12-30 | 1962-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-30 | 1965-12-30 | 1966-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-30 | 1969-12-30 | 1970-07-01 | $7700.00 | Window Closed / Lapsed |