US PATENT SUBCLASS 428 / 535
.~.~.~.~ Wood or paper

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

411.1  DF  COMPOSITE (NONSTRUCTURAL LAMINATE) {25}
532  DF  .~ Of carbohydrate {3}
533  DF  .~.~ Of cellulosic next to another carbohydrate {1}
534  DF  .~.~.~ Cellulosic next to another cellulosic {2}
535.~.~.~.~ Wood or paper

DEFINITION

Classification: 428/535

(under subclass 534) Product in which at least one of the cellulosic layers is paper* or wood*.

SEE OR SEARCH THIS CLASS, SUBCLASS:

541, for a single layer of wood which has been impregnated or permeated with a substance.

SEE OR SEARCH CLASS

162, Paper Making and Fiber Liberation, for a multilayer paper web or sheet which is produced by a process of that class; and see (9) Note under the definition of

411.1, of this class (428).