US PATENT SUBCLASS 568 / 676
.~.~.~.~.~ 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}
300  DF  .~ OXYGEN CONTAINING (E.G., PERCHLORYLBENZENE, ETC.) {11}
579  DF  .~.~ Ethers {11}
671  DF  .~.~.~ Acyclic {7}
672  DF  .~.~.~.~ Polyoxy {3}
676.~.~.~.~.~ Halogen containing {1}
677  DF  .~.~.~.~.~.~> Fluorine

DEFINITION

Classification: 568/676

Halogen containing:

(under subclass 672) Compounds which contain halogen.