US PATENT SUBCLASS 424 / 644
.~.~ Mercury

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}
644.~.~ Mercury {1}
645  DF  .~.~.~> Chlorine containing

DEFINITION

Classification: 424/644

Mercury:

(under subclass 617) Compositions which contain the heavy metal mercury.

(1) Note. Synonyms/Examples: Red precipitate (mercuric oxide).