US PATENT SUBCLASS 570 / 201
.~.~.~ Oxygen containing organic compound reactant

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

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {1}
101  DF  .~ HALOGEN CONTAINING {21}
190  DF  .~.~ Processes of preparing, purifying, or recovering benzene ring containing compound {9}
201.~.~.~ Oxygen containing organic compound reactant

DEFINITION

Classification: 570/201

Oxygen containing organic compound reactant:

(under subclass 190) Process wherein an organic oxygen containing compound is a source of carbon or halogen in the product.