US PATENT SUBCLASS 252 / 76
.~.~.~ Carboxylic organic compounds containing

Current as of: June, 1999
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252 /   HD   COMPOSITIONS

71  DF  HEAT-EXCHANGE, LOW-FREEZING OR POUR POINT, OR HIGH BOILING COMPOSITIONS {2}
73  DF  .~ Organic components {3}
74  DF  .~.~ Metal compounds or inorganic components (except water) {2}
76.~.~.~ Carboxylic organic compounds containing

DEFINITION

Classification: 252/76

(under subclass 74) Compositions which contain organic compounds which contain a carboxyl radical (--COO--).