US PATENT SUBCLASS 428 / 355 N
.~.~.~ Including nitrogen containing condensation polymer (e.g., polyurethane, polyisocyanate, etc.)

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

221  DF  WEB OR SHEET CONTAINING STRUCTURALLY DEFINED ELEMENT OR COMPONENT {9}
343  DF  .~ Adhesive outermost layer {8}
355 R  DF  .~.~ Adhesive compositions {7}
355 N.~.~.~ Including nitrogen containing condensation polymer (e.g., polyurethane, polyisocyanate, etc.)

Unofficial Alpha Subclasses: R RA CP EP AK EN BL CN AC

DEFINITION

Classification: 428/355

(under subclass 343) Product in which the adhesive composition is recited.

(1) Note. For classification in this or the indented subclass, at least one of the ingredients of the adhesive must be recited specifically, for example as "gum arabic", "linseed oil", etc., not nominally, as for example, "oil", "gum", etc.