Waterproof and vapor-permeable shoe
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United States of America Patent
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Dec 22, 2015
Grant Date -
Oct 20, 2011
app pub date -
Dec 4, 2009
filing date -
Dec 22, 2008
priority date (Note) -
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status (Latency Note)
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Abstract
A waterproof and vapor-permeable shoe, including an upper that is lined at least partially by an upper membrane impermeable to water in a liquid state and permeable to water vapor. The upper membrane is connected hermetically to a sole which is impermeable to water in the liquid state. The hermetic connection is provided by a sealing element included in an assembly insole. The sealing element is permeable with respect to sealing material, or a glue, sealing adhesive, or polymeric material for providing the sole, and is impregnated with the sealing material, which grips the upper membrane and is connected to the sole or forms a single body therewith, sealing it to the upper membrane.
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