US PATENT SUBCLASS 534 / 727
.~.~ Phosphorus attached indirectly to an azo group 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}
727.~.~ Phosphorus attached indirectly to an azo group by nonionic bonding

DEFINITION

Classification: 534/727

(under subclass 573) Compounds wherein phosphorus is attached indirectly to an azo group by nonionic bonding.

(1) Note. Examples of compounds provided for herein are: [figure] [figure]