US PATENT SUBCLASS 424 / 70.2
.~ Permanent waving or straightening

Current as of: June, 1999
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424 /   HD   DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS

70.1  DF  LIVE HAIR OR SCALP TREATING COMPOSITIONS (NONTHERAPEUTIC) {12}
70.2.~ Permanent waving or straightening {2}
70.4  DF  .~.~> Metal salt containing
70.5  DF  .~.~> Sulfur compound containing {1}

DEFINITION

Classification: 424/70.2

Permanent waving or straightening:

(under subclass 70.1) Compositions which have utility in permanent waving or straightening (relaxing) the hair.

SEE OR SEARCH THIS CLASS, SUBCLASS:

47, for a pressurized fluid containing a hair setting spray.

SEE OR SEARCH CLASS

8, Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers,

94.1+, for hair treating compositions or processes of using such compositions, particularly subclasses 94.16+ for depilatory compositions or processes of using such depilatory compositions, and for a depilatory having no more structure than a random coating on an unspecified base. Subclass 127.51 for compositions or processes of chemically modifying hair not attached to a living body; e.g., shaping wigs, etc.