US PATENT SUBCLASS 514 / 400
.~.~.~.~.~.~ At imidazole ring 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}
359  DF  .~.~ Five-membered hetero ring containing at least one nitrogen ring atom (e.g., 1,2,3-triazoles, etc.) {11}
385  DF  .~.~.~ 1,3-diazoles {4}
396  DF  .~.~.~.~ Imidazoles {3}
399  DF  .~.~.~.~.~ Chalcogen or nitrogen bonded indirectly to the imidazole ring by nonionic bonding {1}
400.~.~.~.~.~.~ At imidazole ring carbon

DEFINITION

Classification: 514/400

At imidazole ring carbon:

(under subclass 399) Subject matter wherein the chalcogen or nitrogen is bonded indirectly to a ring carbon of the

imidazole ring and not through any of the hetero atoms.