US3045765A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reversible disk plow
Assignee: Deere and Co
•
Filing: 1960-12-07
•
Granted: 1962-07-24
•
Expires: 1980-12-07
Abstract
No abstract record available.
Inventors
- 👤 Robert E Cox
- 👤 James F Sullivan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 04:39
CPC Classifications
A; A01; A01B; A01B5/00; A01B5/10; A01B5/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB802368A
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US2900033A
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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) | 1965-07-23 | 1966-01-22 | 1966-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-23 | 1970-01-22 | 1970-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-23 | 1974-01-22 | 1974-07-24 | $7700.00 | Window Closed / Lapsed |