US PATENT SUBCLASS 8 / 539
SYNTHETIC FIBER PRODUCED FROM MATERIAL WHICH CONTAINS PENDANT -COO-, -(O=)S(=O)-O-, -O-(O=)P(=O)-O-, PYRIDINO, DIALKYLAMINOALKYL-, OR QUATERNARY AMMONIUM RADICAL, DYEING PROCESS OR PRODUCT

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8 /   HD   BLEACHING AND DYEING; FLUID TREATMENT AND CHEMICAL MODIFICATION OF TEXTILES AND FIBERS

539SYNTHETIC FIBER PRODUCED FROM MATERIAL WHICH CONTAINS PENDANT -COO-, -(O=)S(=O)-O-, -O-(O=)P(=O)-O-, PYRIDINO, DIALKYLAMINOALKYL-, OR QUATERNARY AMMONIUM RADICAL, DYEING PROCESS OR PRODUCT {1}
540  DF  .~> Quaternary ammonium, pyridino, or dialkylaminoalkyl

DEFINITION

Classification: 8/539

SYNTHETIC FIBER PRODUCED FROM MATERIAL WHICH CONTAINS PENDANT-COO-, - (O=)S(=O)-O-,-O-(O=)P(=O)-O-, PYRIDINO, DIALKYLAMINOALKYL-, OR QUATERNARY AMMONIUM RADICAL, DYEING PROCESS OR PRODUCT:

(under the class definition) Subject matter relating to compositions or processes for or products of dyeing synthetic fiber produced from material which contains at least one of the following pendant radicals: (1) -COO- ; (2) -SO3- ; (3) Dialkylaminoalkyl group; (4) Pyridine group; (5) PO4; (6) Quaternary ammonium group