US PATENT SUBCLASS 44 / 408
.~.~ Organic nitrogen compound salt of carboxylic acids

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}
385  DF  .~ Containing organic -C(=O)O- compound (e.g., fatty acids, etc.) {8}
408.~.~ Organic nitrogen compound salt of carboxylic acids {1}
409  DF  .~.~.~> Plural nitrogens in the organic nitrogen compound (e.g., diamines, aminoamides, guanidines, etc.)

DEFINITION

Classification: 44/408

Organic nitrogen compound salt of carboxylic acids:

(under subclass 385) Compositions which contain a carboxylic acid which has been salified with an organic nitrogen compound.

(1) Note. By organic nitrogen compound is meant a compound having nitrogen attached directly or indirectly, by nonionic bonding, to carbon of an organic compound. See Glossary in the class definition for the definition of "organic compound".