US PATENT SUBCLASS 514 / 346
.~.~.~.~ Chalcogen and acyclic nitrogen bonded directly to the same carbon


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}
183  DF  .~ Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI {16}
277  DF  .~.~ Hetero ring is six-membered consisting of one nitrogen and five carbon atoms {11}
345  DF  .~.~.~ Chalcogen bonded directly to ring carbon of the six-membered hetero ring {6}
346.~.~.~.~ Chalcogen and acyclic nitrogen bonded directly to the same carbon


DEFINITION

Classification: 514/346

Chalcogen and cyclic nitrogen bonded directly to the same carbon:

(under subclass 345) Subject matter wherein chalcogen (i.e., oxygen, sulfur, selenium or tellurium) and acyclic nitrogen are bonded directly to the same carbon.