US PATENT SUBCLASS 556 / 406
.~.~ Ring consisting of carbon and silicon

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}
406.~.~ Ring consisting of carbon and silicon

DEFINITION

Classification: 556/406

(under subclass 400) Compounds containing a ring which includes at least one atom each of carbon and silicon, and contains no other elements as ring members. Note examples below: [figure] [figure]