US PATENT SUBCLASS 514 / 682
.~.~.~.~.~.~ 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}
675  DF  .~ Ketone DOAI {3}
678  DF  .~.~ Benzene ring containing {2}
679  DF  .~.~.~ Plural rings {3}
680  DF  .~.~.~.~ Polycyclo ring system {1}
681  DF  .~.~.~.~.~ Bicyclo {1}
682.~.~.~.~.~.~ Naphthyl ring system

DEFINITION

Classification: 514/682

Naphthyl ring system:

(under subclass 681) Subject matter wherein the bicyclo ring system is a naphthyl ring system.