US PATENT SUBCLASS 530 / 202
.~ Cut wood starting material used in process, or product thereof (e.g., using pine stumps, chips, bark, etc., as starting material)

Current as of: June, 1999
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530 /   HD   CHEMISTRY: NATURAL RESINS OR DERIVATIVES; PEPTIDES OR PROTEINS; LIGNINS OR REACTION PRODUCTS THEREOF

200  DF  NATURAL RESINS OR DERIVATIVES (E.G., WOOD OR PINE TAR; CATIVO RESIN DERIVATIVES, ETC.) {6}
202.~ Cut wood starting material used in process, or product thereof (e.g., using pine stumps, chips, bark, etc., as starting material)

DEFINITION

Classification: 530/202

(under subclass 200) Processes wherein the starting material is cut wood, or products of such processes.

(1) Note. A major product of the processes under this subclass is wood rosin.

(2) Note. See the search note below for description of the constituents of and types of rosin.

SEE OR SEARCH THIS CLASS, SUBCLASS:

210, (1) Note, for a description of the constituents of and types of rosin.