US PATENT SUBCLASS 564 / 353
.~.~.~.~.~.~ Hydrogen or acyclic hydrocarbyl substituents only bonded directly to the part of the chain between the ether oxygen and amino nitrogen

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}
305  DF  .~.~ Benzene ring containing {24}
336  DF  .~.~.~ Amino nitrogen attached to aryl ring or ring system by an acyclic carbon or chain {11}
346  DF  .~.~.~.~ Ether oxygen is part of the chain {1}
347  DF  .~.~.~.~.~ The ether oxygen is bonded directly to the aryl ring or ring system {3}
353.~.~.~.~.~.~ Hydrogen or acyclic hydrocarbyl substituents only bonded directly to the part of the chain between the ether oxygen and amino nitrogen {1}
354  DF  .~.~.~.~.~.~.~> The part of the chain between the ether oxygen and amino nitrogen consists of two unsubstituted saturated carbons

DEFINITION

Classification: 564/353

(under subclass 347) Compounds wherein the part of the chain between the amino nitrogen and oxygen is unsubstituted or substituted by acyclic hydrocarbon groups.

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