US PATENT SUBCLASS 514 / 569
.~.~.~.~ Polycyclo 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}
553  DF  .~ Radical -XH acid, or anhydride, acid halide or salt thereof (X is chalcogen) DOAI {6}
557  DF  .~.~ Carboxylic acid, percarboxylic acid, or salt thereof (e.g., peracetic acid, etc.) {5}
568  DF  .~.~.~ Benzene ring nonionically bonded {2}
569.~.~.~.~ Polycyclo ring system

DEFINITION

Classification: 514/569

Polycyclo ring system:

(under subclass 568) Subject matter wherein the active ingredient has a fused or bridged ring system therein which is not ionically bonded.