US PATENT SUBCLASS 556 / 436
.~.~ Carbonyl attached directly or indirectly to silicon by nonionic bonding


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}
436.~.~ Carbonyl attached directly or indirectly to silicon by nonionic bonding {1}
437  DF  .~.~.~> The carbonyl is part of a -COO- group {4}


DEFINITION

Classification: 556/436

(under subclass 400) Compounds in is attached directly or indirectly to silicon by nonionic bonding.

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