US PATENT SUBCLASS 514 / 694
.~.~ Formaldehyde


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.~.~ Formaldehyde {3}
695  DF  .~.~.~> With polycyclo compound
696  DF  .~.~.~> With alcohol
697  DF  .~.~.~> With nitrogen containing compound


DEFINITION

Classification: 514/694

Formaldehyde:

(under subclass 693) Subject matter containing formaldehyde having the grouping HH.