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US2668490A
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US
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Flexible tread press wheel
Assignee: Deere and Co
•
Filing: 1951-08-15
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Granted: 1954-02-09
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Expires: 1971-08-15
Abstract
No abstract record available.
Inventors
- 👤 William P Oehler
- 👤 Arthur J Immesoete
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:02
CPC Classifications
A; A01; A01C; A01C5/00; A01C5/06; A01C5/066; A01C5/068; B; B60; B60B; B60B15/00; B60B15/26; Y; Y10; Y10T; Y10T152/00; Y10T152/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-08 | 1957-08-10 | 1958-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-08 | 1961-08-10 | 1962-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-08 | 1965-08-10 | 1966-02-09 | $7700.00 | Window Closed / Lapsed |