Floorboards for floorings
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United States of America Patent
Stats
-
Aug 21, 2012
Grant Date -
Sep 22, 2005
app pub date -
Apr 8, 2003
filing date -
Apr 8, 2002
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Floorboards for making a floating floor have a core (30) which comprises at least two layers of material (L1, L2), which are arranged at different distances from the surface layer (31), and which differ in respect of material properties or material composition. Semi manufactures for making such floorboards are also disclosed.
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Family
International Classification(s)
Cited Art Landscape
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