US PATENT SUBCLASS 44 / 422
.~.~ Quaternary ammonium salt or amine oxide

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}
422.~.~ Quaternary ammonium salt or amine oxide

DEFINITION

Classification: 44/422

Quaternary ammonium salt or amine oxide:

(under subclass 412) Compositions which contain amine oxide compounds or quaternary ammonium salts.

(1) Note. An example of an amine oxide ingredient provided for herein is: [figure]

(2) Note. An example of a quaternary amine salt ingredient provided for herein is: [figure]