US PATENT SUBCLASS 568 / 16
.~.~ Halogen 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}
8  DF  .~ PHOSPHORUS CONTAINING {5}
16.~.~ Halogen containing

DEFINITION

Classification: 568/16

(under subclass 8) Compounds which contain halogen.