Patent US2959232A successfully refreshed from Google Patents.
US2959232A
Expired / Lapsed
US
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Tractor mounted two-way plow with single gauge wheel and improved draft means
Assignee: Case LLC
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Filing: 1956-08-13
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Granted: 1960-11-08
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Expires: 1976-08-13
Abstract
No abstract record available.
Inventors
- 👤 Edward D Gordon
- 👤 John E Shouler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:50
CPC Classifications
A; A01; A01B; A01B3/00; A01B3/46; A01B3/464; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19051; Y10T74/19056
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2616345A
Cited
US2698563A
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DE837329C
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US2807200A
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US2714345A
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US2773439A
Cited
US2868307A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-08 | 1964-05-09 | 1964-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-08 | 1968-05-09 | 1968-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-08 | 1972-05-09 | 1972-11-08 | $7700.00 | Window Closed / Lapsed |