| 524 / | HD | SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES | 
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| * | 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} | 
| 287 | DF | .~.~.~.~.~.~ Aryl group {5} | 
| 294 | DF | .~.~.~.~.~.~.~ Two or more carboxylic acids or ester groups each directly attached to a nuclear carbon of the same aryl group through the carbonyl of the carboxylic acid or ester group {1} | 
| 295 | DF | .~.~.~.~.~.~.~.~ A single aryl group {1} | 
| 296 | DF | .~.~.~.~.~.~.~.~.~ Only two carboxylic acid or ester groups directly attached to an aryl group, e.g., phthalic acid, etc. {2} | 
| 297 |  | .~.~.~.~.~.~.~.~.~.~ Dioctyl or dibutyl ester, e.g., di-(2-ethylhexyl) phthalate, etc. |