US PATENT SUBCLASS 562 / 583
.~.~.~.~.~ Ether

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

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {41}
400  DF  .~ Carboxylic acids and salts thereof {14}
512  DF  .~.~ Acyclic {14}
579  DF  .~.~.~ Oxy {7}
582  DF  .~.~.~.~ Polycarboxylic {3}
583.~.~.~.~.~ Ether

DEFINITION

Classification: 562/583

Ether:

(under subclass 582) Compounds wherein the acid contains the -OX group bonded to a noncarbonylic carbon, where X is a noncarbonylic carbon.

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