US PATENT SUBCLASS 252 / 576
.~.~ O in N compound

Current as of: June, 1999
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252 /   HD   COMPOSITIONS

570  DF  FLUENT DIELECTRIC {7}
575  DF  .~ N-containing {1}
576.~.~ O in N compound {1}
577  DF  .~.~.~> Nitro or nitroso compound

DEFINITION

Classification: 252/576

O in N compound:

(under subclass 575) Subject matter in which a single discrete compound contains both oxygen and nitrogen.

(1) Note. Where a component is described as the "reaction product" of an oxygen-containing material and a nitrogen-containing material it is assumed that the reaction product is or contains a compound having both N and O.