Patent EP0108421A2 successfully refreshed from Google Patents.
Patent US3336735A successfully refreshed from Google Patents.
US3336735A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-propelled swather
Assignee: Individual
•
Filing: 1964-04-01
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Granted: 1967-08-22
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Expires: 1984-04-01
Abstract
No abstract record available.
Inventors
- 👤 Leonard E Schoenwald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 18:16
CPC Classifications
A; A01; A01D; A01D43/00; A01D43/06; A01D43/077; A01D57/00; A01D57/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
IN A SELF-PROPELLED SWATHER INCLUDING A SUPPORTING FRAME, MOTOR MEANS CARRIED ON SAID FRAME, GRAIN HARVESTING MEANS PROVIDED ON THE FORWARD END OF SAID FRAME, SAID HARVESTING MEANS INCLUDING A PAIR OF BELT CONVEYORS HAVING TOP FLIGHTS MOVING LATERALLY INWARDLY OF SAID FRAME, SAID CONVEYORS BEING SPACED APART AT THEIR ADJACENT ENDS TO PROVIDE A SPACE FOR DISCHARGE OF CUT GRAIN, THE COMBINATION OF: A DRIVE WHEEL OPERATIVELY CONNECTED TO SAID MOTOR AND LOCATED IN LATERALLY SPACED RELATION TO THE SPACE BETWEEN SAID CONVEYORS; A PAIR OF CASTER WHEELS PIVOTALLY MOUNTED FOR ROTATION ABOUT VERTICAL AXES LATERALLY SPACED OUTWARDLY OF SAID DRIVE WHEEL AND THE SPACE BETWEEN SAID CONVEYORS, AND LONGITUDINALLY SPACED FROM SAID DRIVE WHEEL, AND MEANS FOR SELECTIVELY BRAKING ONE OF SAID CASTER WHEELS WHEREBY TO TURN SAID SWATHER IN A DESIRED DIRECTION.
Claim 2
Dependent Claim
135 words
IN A SELF-PROPELLED SWATHER INCLUDING A SUPPORTING FRAME, MOTOR MEANS CARRIED ON SAID FRAME, GRAIN HARVESTING MEANS PROVIDED ON THE FORWARD END OF SAID FRAME, SAID HARVESTING MEANS INCLUDING A PAIR OF BELT CONVEYORS HAVING TOP FLIGHTS MOVING LATERALLY INWARDLY OF SAID FRAME, SAID CONVEYORS BEING SPACED APART AT THEIR ADJACENT ENDS TO PROVIDE A SPACE FOR DISCHARGE OF CUT GRAIN, THE COMBINATION OF: A DRIVE WHEEL OPERATIVELY CONNECTED TO SAID MOTOR AND LOCATED IN LATERALLY SPACED RELATION TO THE SPACE BETWEEN SAID CONVEYORS; A PAIR OF CASTER WHEELS PIVOTALLY MOUNTED FOR ROTATION ABOUT VERTICAL AXES LATERALLY SPACED OUTWARDLY OF SAID DRIVE WHEEL AND THE SPACE BETWEEN SAID CONVEYORS, AND LONGITUDINALLY SPACED FROM SAID DRIVE WHEEL, AND MEANS FOR SELECTIVELY BRAKING ONE OF SAID CASTER WHEELS WHEREBY TO TURN SAID SWATHER IN A DESIRED DIRECTION.
References Cited (Backward Citations)
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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) | 1970-08-21 | 1971-02-20 | 1971-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-21 | 1975-02-20 | 1975-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-21 | 1979-02-20 | 1979-08-22 | $7700.00 | Window Closed / Lapsed |