Patent US3331341A successfully refreshed from Google Patents.
US3331341A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fertilizer distributor
Assignee: Deere and Co
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Filing: 1965-04-23
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Granted: 1967-07-18
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Expires: 1985-04-23
Abstract
No abstract record available.
Inventors
- 👤 Donald R Hartwig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:16
CPC Classifications
A; A01; A01C; A01C7/00; A01C7/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
212 words
AN APPARATUS TO CARRY FERTILIZER DISTRIBUTING MEANS AND TO WHICH UNIT PLANTERS MAY BE SECURED, SAID APPARATUS COMPRISING: FRONT AND REAR TRANSVERSELY EXTENDING UNIT PLANTER RECEIVING TOOL BARS, TRANSVERSELY EXTENDING FRAME MEANS DISPOSED ABOVE AND BETWEEN SAID TOOL BARS, GENERALLY TRIANGULARLY SPACED LONGITUDINALLY EXTENDING OPPOSED END PLATES INTERCONNECTING ALL OF SAID TOOL BARS AND SAID FRAME MEANS, SAID INTERCONNECTING MEANS HOLDING SAID BARS AND SAID FRAME MEANS IN RIGID SPACED APART RELATIONSHIP, AND FERTILIZER DISTRIBUTING MEANS CARRIED BY SAID FRAME MEANS, SAID FERTILIZER DISTRIBUTING MEANS AND SAID FRAME MEANS BEING SO SPACED RELATIVE TO SAID FRONT TOOL BAR THAT A UNIT PLANTER MAY BE SECURED TO THE FRONT TOOL BAR WITHOUT ENGAGING THE FERTILIZER DISTRIBUTING MEANS AND THE FRAME MEANS, SAID FERTILIZER DISTRIBUTOR BEING ADPATED TO PLACE FERTILIZER DIRECTLY WITH THE SEED WHEN THE UNIT PLANTER IS MOUNTED ON THE FRONT TOOL BAR, AND SAID FERTILIZER DISTRIBUTOR AND SAID FRAME MEANS BEING SO SPACED RELATIVE TO SAID REAR TOOL BAR THAT A UNIT PLANTER MAY BE SECURED TO THE REAR TOOL BAR WITHOUT ENGAGING THE FERTILIZER DISTRIBUTING MEANS AND THE FRAME MEANS, SAID UNIT PLANTER BEING ADAPTED TO PLACE THE SEED EITHER TO ONE SIDE OR ABOVE THE DISTRIBUTED FERTILIZER MATERIAL WHEN THE UNIT PLANTER IS MOUNTED ON THE REAR TOOL BAR.
Claim 2
Independent Claim
212 words
AN APPARATUS TO CARRY FERTILIZER DISTRIBUTING MEANS AND TO WHICH UNIT PLANTERS MAY BE SECURED, SAID APPARATUS COMPRISING: FRONT AND REAR TRANSVERSELY EXTENDING UNIT PLANTER RECEIVING TOOL BARS, TRANSVERSELY EXTENDING FRAME MEANS DISPOSED ABOVE AND BETWEEN SAID TOOL BARS, GENERALLY TRIANGULARLY SPACED LONGITUDINALLY EXTENDING OPPOSED END PLATES INTERCONNECTING ALL OF SAID TOOL BARS AND SAID FRAME MEANS, SAID INTERCONNECTING MEANS HOLDING SAID BARS AND SAID FRAME MEANS IN RIGID SPACED APART RELATIONSHIP, AND FERTILIZER DISTRIBUTING MEANS CARRIED BY SAID FRAME MEANS, SAID FERTILIZER DISTRIBUTING MEANS AND SAID FRAME MEANS BEING SO SPACED RELATIVE TO SAID FRONT TOOL BAR THAT A UNIT PLANTER MAY BE SECURED TO THE FRONT TOOL BAR WITHOUT ENGAGING THE FERTILIZER DISTRIBUTING MEANS AND THE FRAME MEANS, SAID FERTILIZER DISTRIBUTOR BEING ADPATED TO PLACE FERTILIZER DIRECTLY WITH THE SEED WHEN THE UNIT PLANTER IS MOUNTED ON THE FRONT TOOL BAR, AND SAID FERTILIZER DISTRIBUTOR AND SAID FRAME MEANS BEING SO SPACED RELATIVE TO SAID REAR TOOL BAR THAT A UNIT PLANTER MAY BE SECURED TO THE REAR TOOL BAR WITHOUT ENGAGING THE FERTILIZER DISTRIBUTING MEANS AND THE FRAME MEANS, SAID UNIT PLANTER BEING ADAPTED TO PLACE THE SEED EITHER TO ONE SIDE OR ABOVE THE DISTRIBUTED FERTILIZER MATERIAL WHEN THE UNIT PLANTER IS MOUNTED ON THE REAR TOOL BAR.
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) | 1970-07-17 | 1971-01-16 | 1971-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-17 | 1975-01-16 | 1975-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-17 | 1979-01-16 | 1979-07-18 | $7700.00 | Window Closed / Lapsed |