US PATENT SUBCLASS 526 / 939
MOSITURE PROOF OR HYDROPHOBIC

Current as of: June, 1999
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526 /   HD   SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES

939MOSITURE PROOF OR HYDROPHOBIC

DEFINITION

Classification: 526/939

MOISTURE PROOF OR HYDROHOBIC:

Subject matter involving polymers from ethylenically unsaturated carboxylic acid and having moisture proof or hydrophobic property.

SEE OR SEARCH THIS CLASS, SUBCLASS:

317.1, and 318.1-318.5, for the subclasses within the class hierarchy to which this cross-reference art collection pertains.