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United States of America Patent

PATENT NO 9126644
APP PUB NO 20140015223A1
SERIAL NO

14029417

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A powered converter trolley for movement and attachment of trailers is provided. The trolley comprises a conventional converter trolley having a drawbar. The trolley has a power supply and operates as a towing device. The trolley connects to a freight trailer and can be raised or lowered from a stored position to a ground-engaging, working position. Alternatively, the wheels of the trolley may be powered for providing motion to the trolley. The trolley further comprises several attachment devices for securing the trolley to an intermodal railcar, including alternative hydraulic, mechanical, and electrically-powered tie down devices. A trolley movable along a railcar is provided for securing the trolley or trailer to the railcar and includes a hitch component for selectively interconnecting to a hitch component on the trolley or trailer.

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Patent Owner(s)

Patent OwnerAddress
TWENTY-FIRST CENTURY TRANSPORT SYSTEMS INC2210 S MAIN FORT SCOTT KS 66701

International Classification(s)

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  • 2013 Application Filing Year
  • B62D Class
  • 1738 Applications Filed
  • 1569 Patents Issued To-Date
  • 90.28 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20132014201520162017201820192020202120220255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Banwart, Donald D Fort Scott, US 4 115

Cited Art Landscape

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Patent Citation Ranking

  • 15 Citation Count
  • B62D Class
  • 77.59 % this patent is cited more than
  • 10 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges54666139451552201 - 1011 - 2021 - 3031 - 4041 - 5051 - 6071 - 80050100150200250300350400450500550600650700

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11.5 Year Payment $7400.00 $3700.00 $1850.00 Mar 8, 2027