US PATENT SUBCLASS 562 / 598
.~.~.~ Unsaturated

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}
598.~.~.~ Unsaturated {3}
599  DF  .~.~.~.~> Formation of ethylenic unsaturation
600  DF  .~.~.~.~> Purification or recovery per se
601  DF  .~.~.~.~> Sorbic acid per se or salt thereof

DEFINITION

Classification: 562/598

Unsaturated:

(under subclass 512) Compounds wherein the acid contains a double or triple bond.

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