US PATENT SUBCLASS 514 / 170
.~.~ Plural Compounds containing cyclopentanohydrophenanthrene ring systems

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

1  DF  DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) {29}
169  DF  .~ Cyclopentanohydrophenanthrene ring system DOAI {5}
170.~.~ Plural Compounds containing cyclopentanohydrophenanthrene ring systems

DEFINITION

Classification: 514/170

Plural compounds containing cyclopentanohydrophenanthrene ring systems:

(under subclass 169) Subject matter wherein two or more bioactive compounds are present each of which contains the cyclopentanohydrophenanthrene ring system.