US PATENT SUBCLASS 534 / 696
.~.~.~ Diverse azo moieties bonded to the same metal

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}
692  DF  .~.~ Heavy metal or aluminum containing {7}
696.~.~.~ Diverse azo moieties bonded to the same metal {2}
697  DF  .~.~.~.~> Hetero ring containing {1}
699  DF  .~.~.~.~> Plural azo groups in the same azo moiety attached indirectly to each other by nonionic bonding

DEFINITION

Classification: 534/696

(under subclass 692) Compounds wherein azo moieties from different and distinct azo compounds are bonded to the same metal.

(1) Note. The term "azo moiety" as used herein is intended to include singularly each of the azo compounds which complex with a heavy metal in the formation of a sandwich-type compound.

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