US PATENT SUBCLASS 8 / 576
.~ Oxygen-containing hetero ring

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

550  DF  ORGANIC ADDITIVE FOR DYE COMPOSITION, DYE COMPOSITION CONTAINING ORGANIC ADDITIVE, PROCESS OR PRODUCT; OTHER THAN EMULSIFIER, PH ADJUSTER OR STARCH OR GUM PRINT PASTE THICKENER {24}
576.~ Oxygen-containing hetero ring {3}
577  DF  .~.~> Furyl (including hydrogenated)
578  DF  .~.~> Lactones
579  DF  .~.~> Hetero ring is six-membered consisting of one oxygen and five carbons

DEFINITION

Classification: 8/576

Oxygen-containing hetero ring:

(under subclass 550) Subject matter wherein the organic additive is a compound with an oxygen-containing hetero ring.

(1) Note. Included herein are, e.g., epoxides, cyclic carbonates, etc.

SEE OR SEARCH THIS CLASS, SUBCLASS:

611, for a glucoside.