US PATENT SUBCLASS 534 / 743
.~.~.~ At least three azo groups attached indirectly to each other by nonionic bonding


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}
739  DF  .~.~ Azo bonded directly to an acylic carbon which is bonded directly to two acyclic carbons, each of which is double or triple bonded to an atom {6}
743.~.~.~ At least three azo groups attached indirectly to each other by nonionic bonding


DEFINITION

Classification: 534/743

(under subclass 739) Compounds in which at least three azo groups are attached indirectly to each other by nonionic bonding.

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