US PATENT SUBCLASS 514 / 645
.~.~ Nitroxides, oxyamines or hydroxylamines (i.e., N-O or N-OH)

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}
579  DF  .~ Nitrogen containing other than solely as a nitrogen in an inorganic ion of an addition salt, a nitro or a nitroso DOAI {22}
645.~.~ Nitroxides, oxyamines or hydroxylamines (i.e., N-O or N-OH)

DEFINITION

Classification: 514/645

Nitroxides, oxyamines or hydroxyamines (i.e., N-O):

(under subclass 579) Subject matter containing compounds having the grouping N-O.