US PATENT SUBCLASS 514 / 697
.~.~.~ With nitrogen containing compound

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}
693  DF  .~ Aldehyde DOAI {7}
694  DF  .~.~ Formaldehyde {3}
697.~.~.~ With nitrogen containing compound

DEFINITION

Classification: 514/697

With nitrogen containing compound:

Subject matter under subject 694 which also contains a nitrogen containing compound in admixture therewith.