US PATENT SUBCLASS 8 / 531
.~ Synthetic polyamide

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

529  DF  MULTIPLE CHEMICALLY DIVERSE FIBERS OR FIBERS WITH DIFFERENT CROSS SECTION, PROCESS OF DYEING OR PRODUCT {5}
531.~ Synthetic polyamide

DEFINITION

Classification: 8/531

Synthetic polyamide:

(under subclass 529) Subject matter involving dyeing a blend containing a polyamide other than wool or silk.