US PATENT SUBCLASS 534 / 576
.~.~ With preservative or stabilizer

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

*  DD  ORGANIC COMPOUNDS (CLASS 532, SUBCLASS 1) {8}
573  DF  .~ Azo {51}
576.~.~ With preservative or stabilizer

DEFINITION

Classification: 534/576

(under subclass 573) Products which contain an azo compound in admixture with a preserving or stabilizing agent whose sole function is to prevent physical or chemical change.