US PATENT SUBCLASS 556 / 425
.~.~.~ Two silicons bonded directly to the same oxygen

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}
413  DF  .~.~ Nitrogen attached indirectly to silicon by nonionic bonding {7}
425.~.~.~ Two silicons bonded directly to the same oxygen

DEFINITION

Classification: 556/425

(under subclass 413) Compounds in which two silicons are bonded directly to the same oxygen.

(1) Note. An example of a compound provided for herein is: [figure]