US PATENT SUBCLASS 427 / 393
.~.~.~.~.~.~ Wood base

Current as of: June, 1999
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427 /   HD   COATING PROCESSES

331  DF  WITH POST-TREATMENT OF COATING OR COATING MATERIAL {14}
372.2  DF  .~ Heating or drying (e.g., polymerizing, vulcanizing, curing, etc.) {8}
384  DF  .~.~ Organic coating {2}
385.5  DF  .~.~.~ Resin, resin precursor, rubber, or hardenable oil-containing coating {8}
389.9  DF  .~.~.~.~ Textile or cellulose base {6}
392  DF  .~.~.~.~.~ Natural cellulose base {1}
393.~.~.~.~.~.~ Wood base

DEFINITION

Classification: 427/393

(under subclass 392) Processes wherein the base material is derived from the trunks or branches of trees or bushes.

(1) Note. Wood particles or fibers which have been chemically changed, e.g., regenerated cellulose etc., or water layed to form a paper, are not considered to be wood.