| 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} |
| 800 | DF | .~.~ Preparation of intentional or desired composition by formation of solid polymer or SICP in the presence of water as a designated nonreactant material (DNRM), or products thereof {10} |
| 837 |  | .~.~.~ Solid polymer or SICP derived from Si-containing reactant {1} |
| 838 | DF | .~.~.~.~> N-containing reactant |