US PATENT SUBCLASS 8 / 405
.~ Hair dyeing


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

404  DF  DYEING INVOLVING ANIMAL-DERIVED NATURAL FIBER MATERIAL (OTHER THAN SOLELY WOOL OR SILK), E.G., LEATHER, FUR, HAIR, FEATHERS, ETC., COMPOSITION, PROCESS, OR PRODUCT {2}
405.~ Hair dyeing {7}
406  DF  .~.~> Oxidation dye {7}
425  DF  .~.~> Mordant, solvent dye formation or metallized azo dye
426  DF  .~.~> Basic dye, including diphenylmethane, triphenylmethane, xanthene, fluorene, methine, acridine, oxazine, phenazine, flavylium, naphthoperinone, quinophthalone, quaternary ammonium group, etc., containing
428  DF  .~.~> Dye reactive with hair
429  DF  .~.~> Developed on the hair
431  DF  .~.~> With fluid treatment, e.g., bleaching with dyeing, etc. {2}
435  DF  .~.~> Solvent assisted dyeing


DEFINITION

Classification: 8/405

Hair dyeing:

(under subclass 404) Subject matter for dyeing hair.

SEE OR SEARCH CLASS

424, Drug, Bio-Affecting and Body Treating Compositions, appropriate subclasses for dyeing of living hair nontopically.