US PATENT SUBCLASS 424 / 640
.~.~.~ Potassium permanganate

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

600  DF  INORGANIC ACTIVE INGREDIENT CONTAINING {20}
617  DF  .~ Heavy metal or compound thereof {14}
639  DF  .~.~ Manganese {1}
640.~.~.~ Potassium permanganate

DEFINITION

Classification: 424/640

Potassium permanganate:

(under subclass 639) Compositions which contain potassium permanganate.