US3372657A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Minimum tillage apparatus
Assignee: Deere and Co
•
Filing: 1964-04-06
•
Granted: 1968-03-12
•
Expires: 1984-04-06
Abstract
No abstract record available.
Inventors
- 👤 Harold V Hansen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:42
CPC Classifications
A; A01; A01B; A01B49/00; A01B49/04; Y; Y02; Y02A; Y02A40/00; Y02A40/10; Y02A40/22; Y10; Y10S; Y10S111/00; Y10S111/924; Y10S111/927
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
87 words
A METHOD OF PLANTING COMPRISING: FORMING A RIDGE IN FRESHLY WORKED SOIL AT LEAST THE CENTRAL PORTION OF THE RIDGE BEING AT AN ELEVATION ABOUT THE NORMAL SURFACE OF THE FRESHLY WORKED SOIL, COMPACTING THE SOIL IN THE CENTRAL PORTION OF THE RIDGE UNTIL IT IS NO LONGER ABOVE THE NORMAL SURFACE OF THE FRESHLY WORKED SOIL, OPENING A FURROW WITHIN THE COMPACTED SOIL, PLACING SEED WITHIN SAID FURROW, COVERING THE FURROW WITH SOIL, AND PRESSING THE SOIL OVER THE FURROW TO FORM A GOOD SEED BED.
References Cited (Backward Citations)
US1371012A
Cited
US1837526A
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US2611331A
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US2930335A
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US2869895A
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US2919665A
Cited
US3037470A
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US2980443A
Cited
US3061020A
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US3204588A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-12 | 1971-09-11 | 1972-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-12 | 1975-09-11 | 1976-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-12 | 1979-09-11 | 1980-03-12 | $7700.00 | Window Closed / Lapsed |