US PATENT SUBCLASS 514 / 481
.~.~.~.~ Naphthyl ring system

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}
476  DF  .~ N-C(=X)X containing (X is chalcogen) DOAI {3}
478  DF  .~.~ N-C(=X)-X-C containing {6}
480  DF  .~.~.~ Polycyclo ring system attached by nonionic bonding {1}
481.~.~.~.~ Naphthyl ring system

DEFINITION

Classification: 514/481

Naphthyl ring system:

(under subclass 480) Subject matter wherein the compound contains a naphthyl ring system, e.g., [figure] [caption],

etc.