US PATENT SUBCLASS 514 / 136
.~.~.~ Phosphate ester having three ester groups (e.g., DDVP, etc.)

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}
134  DF  .~.~ Acyclic carbon to carbon unsaturation {2}
136.~.~.~ Phosphate ester having three ester groups (e.g., DDVP, etc.)

DEFINITION

Classification: 514/136

Phosphate ester having three ester groups (e.g., DDVP, etc.):

(under subclass 134) Subject matter wherein the organo-phosphorus compound is a triester of otho-phosphoric acid, e.g., as illustrated below, or sulfur analog thereof, etc. [figure]