US PATENT SUBCLASS 106 / 18.16
.~.~.~.~.~ Inorganic compound contains a phosphorus and a nitrogen atom

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

*  DD  COATING OR PLASTIC COMPOSITIONS {40}
15.05  DF  .~ Contains fireproofing or biocidal agent {10}
18.11  DF  .~.~ Contains fireproofing agent {7}
18.14  DF  .~.~.~ Phosphorus containing {2}
18.15  DF  .~.~.~.~ Nitrogen-containing phosphorus compound {2}
18.16.~.~.~.~.~ Inorganic compound contains a phosphorus and a nitrogen atom

DEFINITION

Classification: 106/18.16

Inorganic compound contains a phosphorus and a nitrogen atom:

(under subclass 18.15) Subject matter wherein the phosphorus-containing nitrogen compound is inorganic in nature.