| 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} |
| 186 | DF | .~.~.~.~.~ Organo nitrogen compound other than unsubstituted ammonium salt as sole nitrogen atom DNRM {12} |
| 210 | DF | .~.~.~.~.~.~ N-C=X group wherein X is a chalcogen {10} |
| 211 |  | .~.~.~.~.~.~.~ N-(C=X)N, e.g., urea, etc. {5} |
| 212 | DF | .~.~.~.~.~.~.~>.~ Two or more -N-(C=X)N groups |
| 213 | DF | .~.~.~.~.~.~.~>.~ Atom other than C, N, H, or chalcogen; or contains nitrogen or chalcogen atom other than as part of a N(C=X) |
| 214 | DF | .~.~.~.~.~.~.~>.~ Carbocyclic group |
| 215 | DF | .~.~.~.~.~.~.~>.~ With water NRM |
| 216 | DF | .~.~.~.~.~.~.~>.~ At least one solid polymer derived from ethylenic reactants only |