US PATENT SUBCLASS 8 / 636
DYE OR POTENTIAL DYE COMPOSITION, ADDITIVE, TREATMENT, PROCESS, PRODUCT, OR ANCILLARY DYE OPERATION


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

636DYE OR POTENTIAL DYE COMPOSITION, ADDITIVE, TREATMENT, PROCESS, PRODUCT, OR ANCILLARY DYE OPERATION {12}
637.1  DF  .~> Pigments used as dyes (imbibition of a pigment)
638  DF  .~> Mixed dyes, noncomplexed {4}
645  DF  .~> Inorganic dye (mineral dye)
646  DF  .~> Dye extracted from natural product
647  DF  .~> Polymeric dye, e.g., a chromophore pendant from an addition polymer, etc.
648  DF  .~> Fluorescent dye, e.g., stilbene, benzimidazole, benzoxazole, benzothiazole, pyrazoline dye, etc., optical brightner or bluing agent
649  DF  .~> Oxidation dye, e.g., aniline, nitroaniline, etc.
650  DF  .~> Sulfur dye or vat dye {3}
654  DF  .~> Basic (cationic) dye containing strongly basic onium or alkylene imine group {1}
657  DF  .~> Basic dye, including diphenylmethane, triphenylmethane, xanthene, fluorene, methine, acridine, oxazine, phenazine, flavylium, naphthoperinone, quinophthalone, etc., group-containing {2}
661  DF  .~> Phthalocyanine dye
662  DF  .~> Azo, acridone, or quinone dye {15}


DEFINITION

Classification: 8/636

DYE OR POTENTIAL DYE COMPOSITION, ADDITIVE TREATMENT, PROCESS, PRODUCT, OR ANCILLARY DYE OPERATION:

(under the class definition) Subject matter involving compositions containing dyes or other additives not provided for above including potential dye components, dyeing processes or treatments related thereto, products or other ancillary dye operations.

(1) Note. This is the subclass for miscellaneous compositions or operations related to dyeing which are not specifically provided for elsewhere.