US PATENT SUBCLASS 556 / 434
.~.~.~ Two silicons bonded directly to the same oxygen


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



556 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {3}
400  DF  .~ SILICON CONTAINING {19}
431  DF  .~.~ Plural silicons bonded directly to the same carbon or attached by a chain consisting of carbons, which carbons may be part of a ring {3}
434.~.~.~ Two silicons bonded directly to the same oxygen


DEFINITION

Classification: 556/434

(under subclass 431) Compounds in which two silicons are bonded directly to the same oxygen.

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