US PATENT SUBCLASS 8 / 94.15
.~ Treatment of untanned skins or hides

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}
94.15.~ Treatment of untanned skins or hides {2}
94.17  DF  .~.~> Alkaline material removal
94.18  DF  .~.~> With organic material

DEFINITION

Classification: 8/94.15

(under subclass 94.1) Processes directed to the treatment of untanned skins or hides.

(1) Note. Processes of tanning hides and skins, and treatment with materials which chemically react with the hide are in subclasses 94.19+, unless combined with some other fluid treatment of the untanned hide, or skin, provided for in subclasses 94.15+.

(2) Note. Processes included herein may be preparatory to or combined with the subsequent step of tanning the hide or skin. Such combined processes are cross referenced below in the appropriate subclass for the tanning step if desired. Combination of a significant tanning step and a step preparatory there to, such as dehairing, bating, etc., wherein the preparatory step is broadly included or no significant aspects or characteristics of the preparatory step are set forth in the claims are classified below on the basis of the tanning step.

SEE OR SEARCH CLASS

424, Drug, Bio-Affecting and Body Treating Compositions, for insecticidal, fungicidal, germicidal and disinfectant compositions for use as a hide or skin saturant.