US PATENT SUBCLASS 514 / 677
.~.~.~ Bicyclo ring system having a benzene ring as one of the cyclos

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}
676  DF  .~.~ Nitrogen containing {1}
677.~.~.~ Bicyclo ring system having a benzene ring as one of the cyclos

DEFINITION

Classification: 514/677

Bicyclo ring system having a benzene ring as one of the cyclos:

(under subclass 676) Subject matter in which a benzene ring is part of a bicyclo ring system.