US PATENT SUBCLASS 568 / 418
.~.~.~.~.~ 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}
303  DF  .~.~ Ketones {10}
382  DF  .~.~.~ Acyclic {5}
417  DF  .~.~.~.~ Carbon to carbon unsaturation containing {1}
418.~.~.~.~.~ Halogen containing


DEFINITION

Classification: 568/418

(under subclass 417) Compounds which contain halogen.