US PATENT SUBCLASS 568 / 944
.~.~.~.~ Polynitro


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

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {4}
300  DF  .~ OXYGEN CONTAINING (E.G., PERCHLORYLBENZENE, ETC.) {11}
924  DF  .~.~ Nitro containing (including aci forms) {6}
943  DF  .~.~.~ Acyclic {3}
944.~.~.~.~ Polynitro {1}
945  DF  .~.~.~.~.~> Halogen containing


DEFINITION

Classification: 568/944

(under subclass 943) Compounds which contain at least two -NO2 groups.