Patent US2664805A successfully refreshed from Google Patents.
US2664805A
Expired / Lapsed
US
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Resilient suspension for farm implements
Assignee: Tenneco Automotive Inc
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Filing: 1949-07-16
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Granted: 1954-01-05
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Expires: 1969-07-16
Abstract
No abstract record available.
Inventors
- 👤 Green Robert Henry
- 👤 Brackett Spencer Austin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 11:40
CPC Classifications
A; A01; A01B; A01B59/00; A01B59/06; A01B59/066; A01B59/067
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1464130A
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US2247534A
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US2398147A
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US2398365A
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US2413807A
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US2423731A
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US2439607A
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US2438553A
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GB602887A
Cited
US2445145A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-04 | 1957-07-06 | 1958-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-04 | 1961-07-06 | 1962-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-04 | 1965-07-06 | 1966-01-05 | $7700.00 | Window Closed / Lapsed |