US PATENT SUBCLASS 568 / 637
.~.~.~.~.~.~.~.~ 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}
626  DF  .~.~.~ Benzene ring containing {7}
630  DF  .~.~.~.~ Ether oxygen bonded directly to benzene ring {5}
631  DF  .~.~.~.~.~ Plural rings containing {6}
635  DF  .~.~.~.~.~.~ Plural benzene rings bonded directly to the same oxygen {2}
636  DF  .~.~.~.~.~.~.~ Polyoxy {2}
637.~.~.~.~.~.~.~.~ Halogen containing

DEFINITION

Classification: 568/637

Halogen containing:

(under subclass 636) Compounds which contain halogen.

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