US Patent No: 7,478,521
Number of patents in Portfolio can not be more than 2000
Flexible cutting platform to follow ground contour in an agricultural harvesting machine
Stats
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Jan 20, 2009
Issued date -
Mar 2, 2006
filing date -
11/366,035
serial no -
In Force
status
Importance
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Abstract
A cutting platform for use with an agricultural harvesting machine includes a plurality of platform sections positioned in end-to-end juxtaposed relation to each other. At least one platform section includes a frame, a plurality of float arms movably coupled with the frame, an endless belt carried by the plurality of float arms, and a cutterbar assembly carried by the plurality of float arms and movable in a localized manner in upwards and downwards directions.
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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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| 4,573,308 Harvesting platform with a floating cutterbar | 42 | 1984 | |
| 4,776,153 Automatic height control for a laterally pivoted harvester header | 51 | 1986 | |
| 5,983,615 Windrower platform side-to-side float balance adjustment | 16 | 1998 | |
| 7,191,582 Header terrain following system | 19 | 2005 | |
| 7,207,164 Header hydraulic float suspension | 24 | 2005 | |
| 7,222,475 Header hydraulic float system | 23 | 2005 | |
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| 6,029,429 Header for a crop harvesting machine with adjustment of a longitudinal shape of the cutter bar | 21 | 1997 | |
| 2002/0129,591 Crop stripper for the crop transport draper of a header | 25 | 2001 | |
| 6,675,568 Multi-section header with flexible crop cutting knife | 43 | 2002 | |
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| 5,711,140 Self-propelling harvester thresher with composite cutting table | 23 | 1996 | |
| 6,151,874 Adjustment device for hydraulic cylinders | 17 | 1999 | |
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| 4,599,852 Adjustable leaf spring suspension for flexible cutterbar | 34 | 1985 | |
| 4,660,360 Flexible cutterbar assembly | 20 | 1985 | |
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| 2007/0193,243 Combine Harvester Draper Header Having Flexible Cutterbar | 39 | 2007 | |
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| 6,782,683 Cutting mechanism for harvesters | 19 | 2002 | |
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| 4,441,307 Harvester header with floating cutter bar | 23 | 1983 | |
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| 5,535,578 Linkage device for mounting swather header | 18 | 1995 | |
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| 5,924,270 Skid shoe | 21 | 1997 | |
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| 4,800,711 Header for harvesting machine | 18 | 1987 | |
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| 5,661,964 Fresh market sweet corn harvester | 22 | 1995 | |
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| 4,845,931 Apparatus for a harvesting machine | 24 | 1987 | |
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 | Jul 20, 2016 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jul 20, 2020 |
| 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 |