US PATENT SUBCLASS 568 / 321
.~.~.~.~.~.~ Plural rings in ketone prepared

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}
308  DF  .~.~.~ Benzene ring containing {3}
309  DF  .~.~.~.~ Processes {8}
320  DF  .~.~.~.~.~ Oxidation of organic compound utilizing gaseous oxygen {1}
321.~.~.~.~.~.~ Plural rings in ketone prepared

DEFINITION

Classification: 568/321

(under subclass 320) Processes which include preparing a compound containing two or more rings.