US PATENT SUBCLASS 44 / 416
.~.~ The nitrogen is single bonded directly to nitrogen

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}
412  DF  .~ Organic nitrogen compound containing {12}
416.~.~ The nitrogen is single bonded directly to nitrogen

DEFINITION

Classification: 44/416

The nitrogen is single bonded directly to nitrogen:

(under subclass 412) Compositions wherein two nitrogens of the organic nitrogen compound are single bonded directly to each other.

(1) Note. Examples of ingredients provided for herein are: [figure]