US PATENT SUBCLASS 514 / 111
.~.~.~ Polycyclo ring system having the phosphorus containing 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}
75  DF  .~ Phosphorus containing other than solely as part of an inorganic ion in an addition salt DOAI {22}
110  DF  .~.~ Phosphorus is part of a ring {1}
111.~.~.~ Polycyclo ring system having the phosphorus containing ring as one of the cyclos

DEFINITION

Classification: 514/111

Polycyclo ring system having the phosphorus containing ring as one of the cyclos:

(under subclass 110) Subject matter in which the organo-phosphorus compound contains a fused ring system or bridged ring system of which the phosphorus containing ring is a part, e.g., [figure] [caption], etc.