US PATENT SUBCLASS 106 / 157.7
.~.~.~ Elemental silicon or inorganic silicon compound

Current as of: June, 1999
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106 /   HD   COMPOSITIONS: COATING OR PLASTIC

*  DD  COATING OR PLASTIC COMPOSITIONS {40}
124.1  DF  .~ Proteinaceous material containing {21}
157.2  DF  .~.~ With element or inorganic compound except water {7}
157.7.~.~.~ Elemental silicon or inorganic silicon compound {1}
157.71  DF  .~.~.~.~> Clay

DEFINITION

Classification: 106/157.7

Elemental silicon or inorganic silicon compound:

(under subclass 157.2) Compositions wherein the element or inorganic compound is elemental silicon or an inorganic compound containing silicon.