US PATENT SUBCLASS 524 / 318
.~.~.~.~.~.~.~.~ Acyl group of the carboxylic acid has at least fifteen carbon atoms, e.g., butyl stearate, etc.

Current as of: June, 1999
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524 /   HD   SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {1}
*  DD  .~ PROCESSES OF PREPARING A DESIRED OR INTENTIONAL COMPOSITION OF AT LEAST ONE NONREACTANT MATERIAL AND AT LEAST ONE SOLID POLYMER OR SPECIFIED INTERMEDIATE CONDENSATION PRODUCT, OR PRODUCT THEREOF (Class 523, subclass 1) {17}
1  DF  .~.~ Adding a NRM to a preformed solid polymer or preformed specified intermediate condensation product, composition thereof; or process of treating or composition thereof {31}
80  DF  .~.~.~ DNRM which is other than silicon dioxide, glass, titanium dioxide, water, halohydrocarbon, hydrocarbon, or elemental carbon {4}
81  DF  .~.~.~.~ Organic DNRM {21}
284  DF  .~.~.~.~.~ Carboxylic acid or derivative and wherein the derivative is other than a metal salt DNRM {3}
300  DF  .~.~.~.~.~.~ Two or more carbon atoms {8}
315  DF  .~.~.~.~.~.~.~ Carboxylic acid ester {3}
318.~.~.~.~.~.~.~.~ Acyl group of the carboxylic acid has at least fifteen carbon atoms, e.g., butyl stearate, etc.

DEFINITION

Classification: 524/318

Acyl group of the carboxylic acid has at least fifteen carbon atoms, e.g., butyl stearate, etc.:

(under subclass 315) Subject matter wherein the carboxylic acid ester is derived from a carboxylic acid having at least fifteen carbon atoms, e.g., stearic acid esters, etc.