US PATENT SUBCLASS 514 / 227.2
.~.~.~.~ Chalcogen or nitrogen bonded directly to ring carbon of the six-membered hetero ring

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}
222.2  DF  .~.~ Hetero ring is six-membered and includes at least nitrogen and sulfur as ring members {4}
226.8  DF  .~.~.~ 1,3-Thiazines {1}
227.2.~.~.~.~ Chalcogen or nitrogen bonded directly to ring carbon of the six-membered hetero ring

DEFINITION

Classification: 514/227.2

Chalcogen or nitrogen bonded directly to ring carbon of the six-membered hetero ring:

(under subclass 226.8) Subject matter in which a ring carbon if the 1, 3-thiazine ring is bonded directly to chalcogen (i.e., oxygen, sulfur, selenium, or tellurium) or to nitrogen.

(1) Note. An example of an active ingredient provided for herein is: [figure]