US PATENT SUBCLASS 556 / 448
.~.~.~ One of the two carbons is part of a substituent on the oxygen, which substituent contains halogen and does not contain silicon or a benzene ring

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

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {3}
400  DF  .~ SILICON CONTAINING {19}
445  DF  .~.~ Two carbons bonded directly to the same oxygen {3}
448.~.~.~ One of the two carbons is part of a substituent on the oxygen, which substituent contains halogen and does not contain silicon or a benzene ring

DEFINITION

Classification: 556/448

(under subclass 445) Compounds in which one of the carbons is part of a substituent which contains halogen but does not contain either silicon or a benzene ring.

(1) Note. Examples of compounds provided for herein are: [figure] [figure]