US PATENT SUBCLASS 8 / 524
DRY DYE COMPOSITION OTHER THAN MERE MIXTURE OF TWO OR MORE DYES ALONE OR PROCESS OF MAKING

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

524DRY DYE COMPOSITION OTHER THAN MERE MIXTURE OF TWO OR MORE DYES ALONE OR PROCESS OF MAKING {2}
525  DF  .~> Dye soap or detergent
526  DF  .~> Dye in specified form other than mere powder

DEFINITION

Classification: 8/524

DRY DYE COMPOSITION OTHER THAN MERE MIXTURE OF TWO OR MORE DYES ALONE OR PROCESS OF MAKING:

(under the class definition) Subject matter involving a dry dye composition or its method of production.

(1) Note. Included herein is a micro capsule which may have a fluid center.

(2) Note. Production of dyes from dye cakes is normally by grinding and produces a powder which is included herein. Dye powder, per se, is in this subclass.

SEE OR SEARCH THIS CLASS, SUBCLASS:

498, for process of dyeing with a powder dye.

638+, for a mere mixture of dyes.