Hopper spreader apparatus for dry, free flow materials

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6702208
SERIAL NO

10192410

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    Expired
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Abstract

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A hopper spreader apparatus for spreading materials such as salt, sand or seed includes a motor for rotating a spinner for distributing particulate matter delivered to the spinner. The hopper spreader apparatus is adapted for mounting on a skid steer loader unit. In one embodiment, the drive motor is a hydraulic motor which obtains hydraulic power from the hydraulic system of the skid steer loader unit. A flow controller adapts the flow rate provided by the skid steer loader unit to the flow rate for the hydraulic motor. In one embodiment, a check valve limits the operation of the hydraulic motor to one direction. The hopper spreader apparatus includes a quick release mounting adapter for quickly mounting the hopper spreader apparatus to the skid steer loader unit.

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Patent Owner(s)

Patent OwnerAddress
SNO-WAY INTERNATIONAL INC120 NORTH GRAND AVENUE HARTFORD WI 53027

International Classification(s)

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  • 2002 Application Filing Year
  • A01C Class
  • 138 Applications Filed
  • 54 Patents Issued To-Date
  • 39.14 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances200220032004200520062007200820092010201120122013201420150255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hadler, Howard D West Bend, WI 5 148
Schultz, Lynn W Campbellsport, WI 25 768
Wendorff, Terry C Cedarburg, WI 26 542

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Patent Citation Ranking

  • 32 Citation Count
  • A01C Class
  • 94.37 % this patent is cited more than
  • 21 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges4421382201 - 1011 - 2021 - 3031 - 4041 - 5002.557.51012.51517.52022.52527.53032.53537.54042.545

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