| 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} |
| 186 | DF | .~.~.~.~.~ Organo nitrogen compound other than unsubstituted ammonium salt as sole nitrogen atom DNRM {12} |
| 210 |  | .~.~.~.~.~.~ N-C=X group wherein X is a chalcogen {10} |
| 211 | DF | .~.~.~.~.~.~.~> N-(C=X)N, e.g., urea, etc. {5} |
| 217 | DF | .~.~.~.~.~.~.~> N atom other than as part of a N-C=X group |
| 218 | DF | .~.~.~.~.~.~.~> C=X group other than as part of a N-C=X group {1} |
| 220 | DF | .~.~.~.~.~.~.~> C-O-C group |
| 221 | DF | .~.~.~.~.~.~.~> C-OH group {3} |
| 225 | DF | .~.~.~.~.~.~.~> Atom other than N, C, H, or oxygen |
| 226 | DF | .~.~.~.~.~.~.~> Carbocyclic group |
| 227 | DF | .~.~.~.~.~.~.~> Two or more N-C=O groups {1} |
| 230 | DF | .~.~.~.~.~.~.~> N-(C=O)alkyl wherein alkyl group contains eight or more carbon atoms {2} |
| 233 | DF | .~.~.~.~.~.~.~> Dialkyl amides, e.g., dimethyl formamide, dimethyl acetamide, etc. {2} |