US PATENT SUBCLASS 516 / FOR 119
.~.~.~ Carboxylic acid ester, acid, or salt thereof (252/315.4)

Current as of: June, 1999
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516 /   HD   COLLOID SYSTEMS AND WETTING AGENTS; SUBCOMBINATIONS THEREOF; PROCESSES OF

FOR 100  DF  COLLOIDS AND POTENTIAL COLLOIDS; CHEMICAL PROCESSES OF MAKING AND BREAKING (252/302) {8}
FOR 115  DF  .~ Gels, coagulates, or dispersands (252/315.01) {4}
FOR 116  DF  .~.~ Organic (252/315.1) {3}
FOR 119.~.~.~ Carboxylic acid ester, acid, or salt thereof (252/315.4)

DEFINITION

Classification: 516/FOR.119

Carboxylic acid ester, acid, or salt thereof:

Foreign art collections including subject matter wherein the organic material is a carboxylic acid ester, acid or salt thereof.