US PATENT SUBCLASS 514 / 616
.~.~.~ Plural carboxamide groups or plural C=O groups bonded directly to the same nitrogen

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}
613  DF  .~.~ Carboxamides (i.e., R-C(=O)-N, wherein R is a radical having carbon bonded directly to the C(=O)-N or is hydrogen and wherein any substituent attached to nitrogen will be referred to as E) {6}
616.~.~.~ Plural carboxamide groups or plural C=O groups bonded directly to the same nitrogen

DEFINITION

Classification: 514/616

Plural carboxamide groups or plural C=O groups bonded directly to the same nitrogen:

(under subclass 613) Subject matter containing more than one carboxamide group or containing plural carbonyls bonded directly to the same nitrogen.