US PATENT SUBCLASS 8 / 590
.~.~.~.~ Amino

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}
587  DF  .~ Sulfur-containing {3}
588  DF  .~.~ Sulfonic acids or sulfonic acid esters {2}
589  DF  .~.~.~ Aromatic {1}
590.~.~.~.~ Amino

DEFINITION

Classification: 8/590

Amino:

(under subclass 589) Subject matter wherein the organic additive compound contains an amine group, e.g., sulfanilic acid, etc.