US PATENT SUBCLASS 568 / 76
.~.~.~ Nitro or nitroso containing

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}
18  DF  .~ SULFUR CONTAINING {9}
75  DF  .~.~ Oxygen containing {1}
76.~.~.~ Nitro or nitroso containing

DEFINITION

Classification: 568/76

(under subclass 75) Compounds which contain a nitro (-NO ) or nitrosos (-NO) group.