US PATENT SUBCLASS 514 / 97
.~.~.~ Two or more sulfurs in the hetero ring

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}
95  DF  .~.~ Sulfur containing hetero ring {3}
97.~.~.~ Two or more sulfurs in the hetero ring

DEFINITION

Classification: 514/97

Two or more sulfurs in the hetero ring:

(under subclass 95) Subject matter in which the organo-phosphorus compound contains at least two sulfur atoms as ring members.