US Patent No: 7,310,929
Number of patents in Portfolio can not be more than 2000
Windrow merging apparatus
Stats
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Dec 25, 2007
Issued date -
Mar 31, 2003
filing date -
10/405,030
serial no -
In Force
status
Importance
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Abstract
A windrow merger has a frame supporting first, second and third pickup assemblies, with the two outside pickup assemblies foldable between an extended use position and a retracted travel position. Each of the pickup assemblies includes a reversible conveyor providing multiple windrow merging configurations. The pickup assemblies are interchangeable and aligned to define an unobstructed pickup face.
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First Claim
Related Publications
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International Classification(s)
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- [Patents Count]
Cited Art
| Patent Info | (Count) | # Cites | Year |
|---|---|---|---|
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| 5,111,636 Haymaking machine having multiple rotors | 13 | 1991 | |
| 2006/0248,870 Machine for gathering products such as grass | 10 | 2004 | |
| 2006/0254,244 Agricultural machine for swathing products lying on the ground | 5 | 2006 | |
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| 4,738,092 Windrow inverter and shifter | 26 | 1987 | |
| 4,793,129 Inversion chute for windrow turner | 13 | 1987 | |
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| 6,401,440 Self-propelled mowing vehicle and conveyor arrangement for combining swaths of cut crop | 10 | 2000 | |
| 6,658,828 Mowing implement including mowing units connected to carrier frame exclusive of windrowing device | 8 | 2000 | |
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| 4,658,572 Tractor mounted swather | 11 | 1985 | |
| 4,768,334 Tractor mounted swather | 9 | 1987 | |
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| 4,910,951 Windrow merger | 21 | 1988 | |
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| 5,964,077 Dual accumulator hydraulic flotation system for crop harvester | 24 | 1997 | |
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| 4,232,747 Farm implement and control structure for wing sections thereof | 17 | 1978 | |
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| 4,346,909 Transport mechanism for single and multiple unit pull type implements | 16 | 1979 | |
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| 6,205,757 Windrow merging machine and method of merging windrows | 13 | 1999 | |
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| 5,507,139 Crop aerator having a pivoted header frame | 16 | 1995 | |
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| 5,203,154 Hay rake and merger | 34 | 1991 | |
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| 5,911,625 Self-propelled agricultural harvester | 14 | 1997 | |
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| 5,893,262 Material aerating and mixing machine | 9 | 1997 | |
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| 4,184,314 Foldable tri-section vine fluffer | 16 | 1978 | |
| 4,487,004 Combine harvester apparatus | 25 | 1983 | |
| 5,155,986 Folding hay raking and windrowing apparatus | 24 | 1991 | |
| 5,177,944 Harvesting crop from parallel windrows | 14 | 1991 | |
Patent Citation Ranking
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Jun 25, 2015 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jun 25, 2019 |
| Fee | Large entity fee | small entity fee | micro entity fee |
|---|---|---|---|
| Surcharge - 7.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
| Surcharge - 11.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
| Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
| Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |