US PATENT SUBCLASS 428 / 41.8
.~ Release layer

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

40.1  DF  LAYER OR COMPONENT REMOVABLE TO EXPOSE ADHESIVE {14}
41.8.~ Release layer

DEFINITION

Classification: 428/41.8

Release layer:

(under subclass 40.1) Subject matter wherein the layer or component contains a bond inhibiting material or parting material used to prevent adhesion between lamina in areas that might otherwise bond in the absence of the material.