US PATENT SUBCLASS 8 / 584
.~ Phosphorus-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}
584.~ Phosphorus-containing

DEFINITION

Classification: 8/584

Phosphorous-containing:

(under subclass 550) Subject matter wherein the organic additive contains at least one atom of phosphorus.

(1) Note. Phosphonium, phosphene, phosphate, phosphoryl compounds, etc., are classified here.