US3083652A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Earth conditioning and seeding trailer
Assignee: BRETTRAGER MANUFACTURING Co
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Filing: 1960-04-25
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Granted: 1963-04-02
•
Expires: 1980-04-25
Abstract
No abstract record available.
Inventors
- 👤 Henry J Brettrager
- 👤 Joseph F Mcdonald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:37
CPC Classifications
A; A01; A01C; A01C7/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
217 words
AN EARTH CONDITIONING AND SEEDING TRAILER HAVING A FERTILIZER HOPPER, A SEED HOPPER, AND EARTH CRUSHING ROLLER MEANS ON WHICH THE TRAILER IS SUPPORTED, WHICH IS ADAPTED TO BE DRAWN BEHIND A TRACTOR HAVING SPACED REAR WHEELS; FRAME MEANS SUPPORTING THE FERTILIZER HOPPER AND SEED HOPPER, AND JOURNALING THE SUPPORTING ROLLER MEANS; A VERTICALLY TRANSVERSELY DISPOSED LEVELING BLADE MEANS MOUNTED ON THE FRONT END OF AND SUBSTANTIALLY SPANNING SAID FRAME MEANS WITH THE LOWER SURFACE THEREOF IN OPERATING POSITION SUBSTANTIALLY AT THE LEVEL OF THE LOWER PERIPHERAL SURFACE OF SAID ROLLER MEANS; A FORWARDLY CONVERGENT MEMBER JOINED TO THE LEVELING BLADE MEANS IN FRONT OF SAID BLADE MEANS AND COMPRISING CONVERGENT PORTIONS WHICH ARE LOW IN HEIGHT RELATIVE TO SAID BLADE MEANS SO THAT EARTH SPILLS OVER THE SAID CONVERGENT MEMBER TO SAID BLADE MEANS, THE LOWER SURFACE OF THE CONVERGENT PORTIONS BEING SUBSTANTIALLY AT THE LEVEL OF THE LOWER SURFACE OF SAID BLADE MEANS, AND THE ENDS OF THE CONVERGENT PORTIONS TERMINATING SHORT OF SPANNING SAID BLADE MEANS; ADJUSTING MEANS MOUNTING SAID BLADE MEANS AND THEREBY SAID CONVERGENT MEMBER FOR VERTICAL TRAVEL IN A VERTICAL PLANE FROM A RAISED POSITION TO A GROUND ENGAGING LEVELING POSITION; AND FORWARDLY EXTENDING SIDE PLATES SPACED TRANSVERSELY OUTWARDLY OF SAID PORTIONS OF THE CONVERGENT MEMBER CARRIED WITH SAID BLADE MEANS.
Claim 2
Dependent Claim
217 words
AN EARTH CONDITIONING AND SEEDING TRAILER HAVING A FERTILIZER HOPPER, A SEED HOPPER, AND EARTH CRUSHING ROLLER MEANS ON WHICH THE TRAILER IS SUPPORTED, WHICH IS ADAPTED TO BE DRAWN BEHIND A TRACTOR HAVING SPACED REAR WHEELS; FRAME MEANS SUPPORTING THE FERTILIZER HOPPER AND SEED HOPPER, AND JOURNALING THE SUPPORTING ROLLER MEANS; A VERTICALLY TRANSVERSELY DISPOSED LEVELING BLADE MEANS MOUNTED ON THE FRONT END OF AND SUBSTANTIALLY SPANNING SAID FRAME MEANS WITH THE LOWER SURFACE THEREOF IN OPERATING POSITION SUBSTANTIALLY AT THE LEVEL OF THE LOWER PERIPHERAL SURFACE OF SAID ROLLER MEANS; A FORWARDLY CONVERGENT MEMBER JOINED TO THE LEVELING BLADE MEANS IN FRONT OF SAID BLADE MEANS AND COMPRISING CONVERGENT PORTIONS WHICH ARE LOW IN HEIGHT RELATIVE TO SAID BLADE MEANS SO THAT EARTH SPILLS OVER THE SAID CONVERGENT MEMBER TO SAID BLADE MEANS, THE LOWER SURFACE OF THE CONVERGENT PORTIONS BEING SUBSTANTIALLY AT THE LEVEL OF THE LOWER SURFACE OF SAID BLADE MEANS, AND THE ENDS OF THE CONVERGENT PORTIONS TERMINATING SHORT OF SPANNING SAID BLADE MEANS; ADJUSTING MEANS MOUNTING SAID BLADE MEANS AND THEREBY SAID CONVERGENT MEMBER FOR VERTICAL TRAVEL IN A VERTICAL PLANE FROM A RAISED POSITION TO A GROUND ENGAGING LEVELING POSITION; AND FORWARDLY EXTENDING SIDE PLATES SPACED TRANSVERSELY OUTWARDLY OF SAID PORTIONS OF THE CONVERGENT MEMBER CARRIED WITH SAID BLADE 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) | 1966-04-01 | 1966-10-01 | 1967-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-01 | 1970-10-01 | 1971-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-01 | 1974-10-01 | 1975-04-02 | $7700.00 | Window Closed / Lapsed |