US PATENT SUBCLASS 8 / 94.32
.~.~ With vegetable extract

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

94.1 R  DF  TREATMENT OF HIDES, SKINS, FEATHERS AND ANIMAL TISSUES {9}
94.19 R  DF  .~ Tanning {8}
94.32.~.~ With vegetable extract

DEFINITION

Classification: 8/94.32

(under subclass 94.19) Processes of tanning in which the tanning agent contains a vegetable extract.

SEE OR SEARCH THIS CLASS, SUBCLASS:

94.3, for tanning processes in which vegetable extracts are used with aluminum compounds.

SEE OR SEARCH CLASS

560, Organic Compounds,

68, and 69 for vegetable tanning extracts, per se, and processes of making the same.