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} |
802 | | .~.~.~ Aqueous carboxyl-bearing solid polymer or SICP composition chemically treated with aziridine, mono 1,2-epoxide, or cyclic sulfonium compound |