US PATENT SUBCLASS 516 / 109
.~.~.~ The compound contains -C(=O)OH or salt thereof (e.g., calcium stearate)

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

98  DF  CONTINUOUS OR SEMICONTINUOUS SOLID PHASE (I.E., SYSTEMS WHICH EXHIBIT PLASTICITY, ELASTICITY, OR RIGIDITY): COLLOID SYSTEMS; COMPOSITIONS CONTAINING AN AGENT FOR MAKING OR STABILIZING COLLOID SYSTEMS; PROCESSES OF MAKING OR STABILIZING COLLOID SYSTEMS; PROCESSES OF PREPARING THE COMPOSITIONS (E.G., GEL, PASTE, GELLED EMULSION, FLOC) {4}
99  DF  .~ The solid phase contains organic material {3}
104  DF  .~.~ The organic material contains organic compound containing oxygen {3}
109.~.~.~ The compound contains -C(=O)OH or salt thereof (e.g., calcium stearate)

DEFINITION

Classification: 516/109

The compound contains SYMBOL 45 / "Symbol" / 10C(=O)OH or salt thereof (e.g., calcium stearate):

(under subclass 104) Subject matter in which the organic* compound which contains oxygen contains the

(1) Note. " SYMBOL 45 / "Symbol" / 10C(=O)OH group or salt thereof" does NOT include carboxylic acid esters ( SYMBOL 45 / "Symbol" / 10C(=O)OR where R is an organic* group).

SEE OR SEARCH THIS CLASS, SUBCLASS:

108, for similar colloid systems in which the organic* oxygen containing compound contains carboxylic acid ester group.