US PATENT SUBCLASS 514 / 30
.~.~.~.~.~ The hetero ring has exactly 15 ring carbons


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514 /   HD   DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS

1  DF  DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) {29}
23  DF  .~ Carbohydrate (i.e., saccharide radical containing) DOAI {6}
25  DF  .~.~ O-glycoside {5}
27  DF  .~.~.~ Oxygen of the saccharide radical bonded directly to a nonsaccharide hetero ring or a polycyclo ring system which contains a nonsaccharide hetero ring {1}
28  DF  .~.~.~.~ The hetero ring has 8 or more ring carbons {3}
30.~.~.~.~.~ The hetero ring has exactly 15 ring carbons


DEFINITION

Classification: 514/30

The hetero ring has exactly 15 ring carbons:

(under subclass 28) Subject matter wherein the nonsaccharide hetero ring has exactly 15 carbon atoms.