US PATENT SUBCLASS 428 / 95
.~ Particular backing structure or composition

Current as of: June, 1999
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428 /   HD   STOCK MATERIAL OR MISCELLANEOUS ARTICLES

85  DF  PILE OR NAP TYPE SURFACE OR COMPONENT {9}
95.~ Particular backing structure or composition

DEFINITION

Classification: 428/95

(under subclass 85) Product in which is defined the arrangement or constituents of (1) the web, sheet or layer to which the filamentary material is attached or (2) an additional part attached to or associated with the web, sheet, or layer.

SEE OR SEARCH THIS CLASS, SUBCLASS:

310+, for a foam material which may be used as the backing for a carpet or other pile or nap surface.