US PATENT SUBCLASS 252 / 520.2
.~.~ Titanium or zirconium compound

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}
520.2.~.~ Titanium or zirconium compound {2}
520.21  DF  .~.~.~> Additional diverse metal containing
520.22  DF  .~.~.~> Boron, silicon, phosphorus, nitrogen, hydrogen, carbon, or halogen containing

DEFINITION

Classification: 252/520.2

Titanium or zirconium compound:

(under subclass 518.1) Compositions wherein the metal compound is a titanium compound or a zirconium compound.

SEE OR SEARCH THIS CLASS, SUBCLASS:

507, for conductive or emissive compositions containing a titanium or zirconium compound and elemental carbon.