US PATENT SUBCLASS 560 / 3
.~.~.~ Aromatic polycarboxylic acid esters

Current as of: June, 1999
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560 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {17}
1  DF  .~ Carboxylic acid esters {14}
2  DF  .~.~ With preservative {2}
3.~.~.~ Aromatic polycarboxylic acid esters

DEFINITION

Classification: 560/3

Aromatic polycarboxylic acid esters:

(under subclass 2) Products wherein the ester is an aromatic polycarboxylic acid ester.