US PATENT SUBCLASS 525 / 905
POLYPHENYLENE OXIDE

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

905POLYPHENYLENE OXIDE

DEFINITION

Classification: 525/905

POLYPHENYLENE OXIDE:

Subject matter under Class 525 involving a polyphenylene oxide polymer.