US PATENT SUBCLASS 534 / 866
.~.~.~.~.~.~.~.~.~ Additional nitrogen bonded directly to the additional -C(=X)- group


Current as of: June, 1999
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534 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (CLASS 532, SUBCLASS 1) {8}
573  DF  .~ Azo {51}
838  DF  .~.~ Exactly one azo group containing or azo attached indirectly to an additional azo group by ionic bonding {3}
839  DF  .~.~.~ Plural benzene rings bonded directly to the azo group {5}
860  DF  .~.~.~.~ Acyclic -C(=X)- containing, wherein X is chalcogen (e.g., carbonyl, etc.) {1}
861  DF  .~.~.~.~.~ Hydroxy bonded directly to a bicyclo ring system (H of hydroxy may be replaced by a substituted or unsubstituted ammonium ion or a Group IA or IIA light metal) {2}
862  DF  .~.~.~.~.~.~ Nitrogen bonded directly to the -C(=X)- group (e.g., carboxamide, etc.) {2}
863  DF  .~.~.~.~.~.~.~ The -C(=X)- is bonded directly to the bicyclo ring system {6}
865  DF  .~.~.~.~.~.~.~.~ Additional acyclic -C(=X)- group {1}
866.~.~.~.~.~.~.~.~.~ Additional nitrogen bonded directly to the additional -C(=X)- group {1}
867  DF  .~.~.~.~.~.~.~>.~.~.~ At least three -C(=X)HNH groups, wherein substitution may be made for hydrogen only


DEFINITION

Classification: 534/866

(under subclass 865) Compounds having at least two groups which contain nitrogen bonded directly to --; e.g., N--.

(1) Note. An example of a compound provided for herein is: [figure]