US PATENT SUBCLASS 252 / 521.5
.~.~ Halogen, carbon, phosphorus, or nitrogen containing


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

Internet Version by PATENTEC © 1999      Terms of Use



252 /   HD   COMPOSITIONS

500  DF  ELECTRICALLY CONDUCTIVE OR EMISSIVE COMPOSITIONS {6}
518.1  DF  .~ Metal compound containing {16}
521.5.~.~ Halogen, carbon, phosphorus, or nitrogen containing


DEFINITION

Classification: 252/521.5

Halogen, carbon, phosphorus, or nitrogen containing:

(under subclass 518.1) Compositions wherein halogen, carbon, phosphorus, or nitrogen is present in the metal compound.