US PATENT SUBCLASS 252 / 519.31
.~.~.~ The organic compound contains silicon

Current as of: June, 1999
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252 /   HD   COMPOSITIONS

500  DF  ELECTRICALLY CONDUCTIVE OR EMISSIVE COMPOSITIONS {6}
518.1  DF  .~ Metal compound containing {16}
519.3  DF  .~.~ With organic compound {3}
519.31.~.~.~ The organic compound contains silicon

DEFINITION

Classification: 252/519.31

The organic compound contains silicon:

(under subclass 519.3) Compositions wherein the organic compound has at least one silicon atom therein.