US PATENT SUBCLASS 8 / 600
.~.~.~ Heavy metal-containing

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


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}
600.~.~.~ Heavy metal-containing

DEFINITION

Classification: 8/600

Heavy metal-containing:

(under subclass 598) Subject matter where the carboxylic acid or salt contains a heavy metal atom.