US PATENT SUBCLASS 564 / 299
.~.~.~ Benzene ring containing


Current as of: June, 1999
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564 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {1}
1  DF  .~ AMINO NITROGEN CONTAINING (E.G., UREA, SULFONAMIDES, NITROSAMINES, OXYAMINES, ETC., AND SALTS THEREOF) {37}
297  DF  .~.~ Amine oxides {2}
299.~.~.~ Benzene ring containing


DEFINITION

Classification: 564/299

(under subclass 297) Compounds wherein the amine oxide contains a benzene ring.

(1) Note. This subclass contains, for example:

[figure] [figure]