US PATENT SUBCLASS 562 / 521
.~.~.~.~ Of hydrocarbon

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}
517  DF  .~.~.~ Preparation by carbonylation {4}
521.~.~.~.~ Of hydrocarbon {1}
522  DF  .~.~.~.~.~> Group VIII metal containing catalyst utilized

DEFINITION

Classification: 562/521

Of hydrocarbon:

(under subclass 517) Processes wherein the acid is produced by reacting a hydrocarbon with carbon monoxide.