US PATENT SUBCLASS 560 / 99
.~.~.~.~.~.~ Metal containing catalyst utilized

Current as of: June, 1999
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560 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {17}
1  DF  .~ Carboxylic acid esters {14}
8  DF  .~.~ Aromatic acid moiety {9}
76  DF  .~.~.~ Polycarboxylic acid {11}
96  DF  .~.~.~.~ Processes {2}
98  DF  .~.~.~.~.~ Esterification of acid, salt, acid halide or anhydride with alcohol {1}
99.~.~.~.~.~.~ Metal containing catalyst utilized

DEFINITION

Classification: 560/99

Metal containing catalyst utilized:

(under subclass 98) Processes wherein the esterification reaction is carried out in the presence of a metal containing catalyst.