US PATENT SUBCLASS 8 / 599
.~.~.~ Hydroxy-containing

Current as of: June, 1999
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8 /   HD   BLEACHING AND DYEING; FLUID TREATMENT AND CHEMICAL MODIFICATION OF TEXTILES AND FIBERS

550  DF  ORGANIC ADDITIVE FOR DYE COMPOSITION, DYE COMPOSITION CONTAINING ORGANIC ADDITIVE, PROCESS OR PRODUCT; OTHER THAN EMULSIFIER, PH ADJUSTER OR STARCH OR GUM PRINT PASTE THICKENER {24}
594  DF  .~ Carboxylic acid or salt thereof {3}
598  DF  .~.~ Acyclic {3}
599.~.~.~ Hydroxy-containing

DEFINITION

Classification: 8/599

Hydroxy-containing:

(under subclass 598) Subject matter wherein the organic additive contains a hydroxy carboxylic acid or salt.