US3174446A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power-rotated soil penetrating tool
Assignee: Case LLC
•
Filing: 1961-08-21
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Granted: 1965-03-23
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Expires: 1981-08-21
Abstract
No abstract record available.
Inventors
- 👤 Evans L Clarke
- 👤 Walter J Martens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:05
CPC Classifications
A; A01; A01B; A01B33/00; A01B33/06; A01C; A01C23/00; A01C23/02; A01C23/023; A01C23/025; A01C5/00; A01C5/06; A01C5/062; A01C5/064; A01C23/024
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
136 words
AN AGRICULTURAL IMPLEMENT COMPRISING A TRAVELING SUPPORT, A TOOL BAR, DRIVE MEANS ON SAID TRAVELING SUP PORT, MEANS MOVABLY CONNECTING SAID TOOL BAR WITH SAID TRAVELING SUPPORT TO PROVIDE UP-AND-DOWN MOVEMENT OF SAID TOOL BAR RELATIVE TO SAID TRAVELING SUPPORT, A ROTATABLE ROD POSITIONED IN DEPENDING RELATION ON SAID TOOL BAR AND FORWARDLY INCLINED FOR PENETRATING AND TILLING THE SOIL ALONG A PATH OF TRAVEL DETERMINED BY THE DIRECTION OF TRAVEL OF SAID TRAVELING SUPPORT, SAID ROD HAVING A DOWNWARDLY TAPERING END PORTION OF DECREASING, GENERALLY CIRCULAR CROSS SECTION AND A SMOOTH SURFACE EXTENDING THE ENTIRE LENGTH OF THE PORTION OF SAID ROTATABLE ROD INTENDED TO ENGAGE THE GROUND, AND MEANS CONNECTED TO SAID DRIVE MEANS AND TO SAID ROTATABLE ROD WHEREBY TO CAUSE ROTATION OF SAID ROD BY REASON OF ACTUATION OF SAID DRIVE MEANS.
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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) | 1968-03-22 | 1968-09-21 | 1969-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-22 | 1972-09-21 | 1973-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-22 | 1976-09-21 | 1977-03-23 | $7700.00 | Window Closed / Lapsed |