US PATENT SUBCLASS 514 / 394
.~.~.~.~.~ Benzo fused at 4,5-positions of the diazole 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}
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}
393  DF  .~.~.~.~ Polycyclo ring system having the diazole ring as one of the cyclos {1}
394.~.~.~.~.~ Benzo fused at 4,5-positions of the diazole ring {1}
395  DF  .~.~.~.~.~.~> Chalcogen or nitrogen bonded directly at 1-, 2- or 3-position of the diazole ring by nonionic bonding

DEFINITION

Classification: 514/394

Benzo fused at 4,5-positions of the diazole ring:

(under subclass 393) Subject matter wherein the polyclo ring system contains a benzo ring which shares the carbons at 4- and 5-positions of the 1,3-diazole ring, e.g., benzimidazoles, etc.