US PATENT SUBCLASS 514 / 723
.~.~.~ Plural oxygens

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}
715  DF  .~ Ether DOAI {3}
722  DF  .~.~ Acyclic {1}
723.~.~.~ Plural oxygens

DEFINITION

Classification: 514/723

Plural oxygens:

(under subclass 722) Subject matter wherein the compound contains at least two oxygen atoms.