US PATENT SUBCLASS 44 / 325
.~.~.~ With organic non-nitrate nitrogen compound

Current as of: June, 1999
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44 /   HD   FUEL AND RELATED COMPOSITIONS

300  DF  LIQUID FUELS (EXCLUDING FUELS THAT ARE EXCLUSIVELY MIXTURES OF LIQUID HYDROCARBONS) {31}
323  DF  .~ Containing -X-N(=X) or -X-N(=X)(=X) bonded directly to carbon, wherein the X's are the same or diverse chalcogens (e.g., thionitrite esters, etc.) {1}
324  DF  .~.~ Nitrates or Thionitrates (i.e., -X-N(=O)(=O) bonded directly to carbon) {2}
325.~.~.~ With organic non-nitrate nitrogen compound

DEFINITION

Classification: 44/325

With organic nonnitrate nitrogen compound:

(under subclass 324) Compositions which contain, in addition to a nitrate or a thionitrate compound, an additional compound which is an organic nitrogen compound that does not contain an -X-N (=O)(=O) group.

(1) Note. An organic nitrogen compound is one which has nitrogen attached directly or indirectly, by nonionic bonding, to carbon of an organic compound. See Glossary of the class definition for the definition of "organic compound".