US PATENT SUBCLASS 568 / 589
.~.~.~.~ Acyclic


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}
583  DF  .~.~.~ Nitrogen containing {2}
589.~.~.~.~ Acyclic {1}
590  DF  .~.~.~.~.~> Plural oxygens bonded directly to the same carbon (e.g., acetals, ketals, orthoesters, orthocarbonates, etc.)


DEFINITION

Classification: 568/589

Acyclic:

(under subclass 583) Compounds which do not include a ring.