Trailer Coupler Assembly Including A Sacrificial Anode
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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N/A
Issued Date -
Apr 22, 2010
app pub date -
Oct 20, 2009
filing date -
Oct 21, 2008
priority date (Note) -
Abandoned
status (Latency Note)
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Importance

US Family Size
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Non-US Coverage
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Abstract
A trailer coupler assembly includes a coupler grid plate, a support bracket coupled to the coupler grid plate, and a kingpin coupled to the coupler grid plate and the support bracket. The kingpin is positioned to extend below a bottom surface of the coupler grid plate. The trailer coupler assembly further includes a sacrificial anode coupled to one of the coupler grid plate and the support bracket in order to retard corrosion of one or more of the coupler grid plate, the support bracket, and the kingpin.
First Claim
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
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WABASH NATIONAL L P | 1000 SAGAMORE PARKWAY SOUTH LAFAYETTE IN 47905 |
International Classification(s)

- 2009 Application Filing Year
- B60D Class
- 94 Applications Filed
- 56 Patents Issued To-Date
- 59.58 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Ehrlich, Rodney P | Indianapolis, US | 99 | 2331 |
# of filed Patents : 99 Total Citations : 2331 | |||
Kunkel, David P | Lebanon, US | 14 | 152 |
# of filed Patents : 14 Total Citations : 152 |
Cited Art Landscape
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Patent Citation Ranking
- 4 Citation Count
- B60D Class
- 2.17 % this patent is cited more than
- 15 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
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 |
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