| 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} |
| 700 | DF | .~.~ Preparation of intentional or desired composition by formation of a solid polymer (SP) or SICP in presence of a designated nonreactant material (DNRM) other than solely water, hydrocarbon, silicon dioxide, glass, titanium dioxide or elemental carbon, composition thereof; or process of treating or composition thereof {23} |
| 779 | DF | .~.~.~ Elemental metal or metal compound not containing silicon DNRM {3} |
| 780 |  | .~.~.~.~ Heavy metal {3} |
| 781 | DF | .~.~.~.~.~> Copper |
| 783 | DF | .~.~.~.~.~> Group IV or Group IIB, i.e., Ge, Sn, Pb, Zr, Ti, Hf, Zn, Cd, Hg {1} |
| 785 | DF | .~.~.~.~.~> Group VIII, i.e., Fe, Ru, Os, Co, Rh, Ir, Ni, Pd, Pt |