Safety shoe
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Jun 11, 2013
Grant Date -
Nov 10, 2011
app pub date -
May 7, 2010
filing date -
May 7, 2010
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A safety shoe includes a sole unit, an upper body, a protective toe cap, and a welt unit. The upper body includes an upper open end portion, a lower open end portion connected to the sole unit, and a vamp portion disposed between the upper and lower open end portions. The protective toe cap is disposed in the vamp portion of the upper body. The welt unit is mounted on the sole unit, surrounds the vamp portion, and has a stack of welt layers having different colors. A lowermost one of the welt layers has a bottom surface contacting the sole unit. An uppermost one of the welt layers has a top surface opposite to the lowermost one of the welt layers. A vertical distance between the top surface and the bottom surface is not smaller than 6 mm.
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