US PATENT SUBCLASS 556 / 483
.~.~.~.~ Four oxygens bonded directly to the silicon

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}
465  DF  .~.~ Carbon attached directly or indirectly to the silicon by nonionic bonding (e.g., silanes, etc.) {5}
482  DF  .~.~.~ Silicon and carbon bonded directly to the same oxygen {4}
483.~.~.~.~ Four oxygens bonded directly to the silicon

DEFINITION

Classification: 556/483

(under subclass 482) Compounds in which four oxygens are bonded directly to the silicon.

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