US PATENT SUBCLASS 106 / 18.17
.~.~.~.~.~ Contains phosphorus directly bonded to nitrogen

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}
18.17.~.~.~.~.~ Contains phosphorus directly bonded to nitrogen

DEFINITION

Classification: 106/18.17

Contains phosphorus directly bonded to nitrogen:

(under subclass 18.15) Subject matter wherein the phosphorus-containing nitrogen compound has at least one nitrogen atom directly bonded to a phosphorus atom.