US PATENT SUBCLASS 424 / 683
.~.~ Magnesium silicate

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}
682  DF  .~ Aluminum, calcium or magnesium element, or compound containing {7}
683.~.~ Magnesium silicate

DEFINITION

Classification: 424/683

Magnesium silicate:

(under subclass 682) Compositions which contain compounds of magnesium and silicon.