Class 522 SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES
| Printable Version[PDF] See notes regarding proper use of US-to-IPC Concordances. | ||
| U.S. Subclass | IPC8 Subclass | IPC8 Group |
|---|---|---|
| 1 - 70 | C 08 F | 2 / 46 |
| 1 - 70 | C 08 J | 3 / 28 |
| 1 | H 05 B | 6 / 68 |
| 2 | B 05 D | 3 / 06 |
| 3 | B 29 C | 71 / 04 |
| 4 | C 08 F | 2 / 48 |
| 5 | C 07 C | 43 / 12 |
| 6 | C 08 F | 2 / 50 |
| 7 | C 08 B | 37 / 00 |
| 8 | G 03 F | 7 / 031 |
| 9 | C 09 D | 5 / 44 |
| 10 | C 08 F | 2 / 50 |
| 11 | G 03 G | 9 / 097 |
| 12 | C 08 F | 2 / 50 |
| 13 | C 08 G | 59 / 68 |
| 14 | C 08 F | 2 / 50 |
| 15 | C 08 G | 59 / 68 |
| 16 | C 08 F | 2 / 50 |
| 17 | C 08 G | 59 / 68 |
| 19 | C 08 F | 2 / 50 |
| 20 | C 09 D | 11 / 10 |
| 21 | C 08 F | 2 / 48 |
| 22 | C 04 B | 35 / 571 |
| 23 | C 08 G | 18 / 67 |
| 24 | C 08 F | 2 / 50 |
| 25 | C 08 G | 59 / 68 |
| 26 | C 08 F | 2 / 50 |
| 27 | G 03 F | 7 / 029 |
| 29 | C 08 G | 59 / 68 |
| 31 - 32 | C 08 G | 59 / 68 |
| 33 - 34 | C 08 F | 2 / 50 |
| 35 | B 41 J | 2 / 16 |
| 36 | C 08 F | 2 / 50 |
| 37 | C 08 G | 77 / 50 |
| 39 | C 08 F | 2 / 50 |
| 40 | C 08 F | 299 / 04 |
| 41 | B 29 C | 41 / 12 |
| 42 | C 03 C | 25 / 10 |
| 43 | A 61 L | 26 / 00 |
| 44 | C 07 C | 49 / 84 |
| 45 - 47 | C 08 F | 2 / 50 |
| 48 | G 03 F | 7 / 029 |
| 49 | A 61 L | 27 / 34 |
| 50 | C 08 G | 18 / 83 |
| 51 | C 08 G | 59 / 42 |
| 52 | C 08 F | 2 / 50 |
| 53 | B 41 M | 5 / 28 |
| 54 | C 08 C | 19 / 10 |
| 56 | G 03 F | 7 / 004 |
| 59 | C 08 G | 59 / 68 |
| 60 | C 08 F | 299 / 02 |
| 62 | C 08 F | 2 / 10 |
| 63 - 64 | C 08 F | 2 / 50 |
| 65 | C 08 F | 299 / 02 |
| 66 | G 03 F | 7 / 029 |
| 67 | B 29 C | 71 / 04 |
| 68 | C 08 F | 2 / 50 |
| 69 | C 08 F | 2 / 48 |
| 71 | B 29 C | 71 / 04 |
| 72 | A 01 G | 31 / 00 |
| 73 | A 61 K | 9 / 16 |
| 74 | B 41 M | 7 / 00 |
| 75 | G 03 G | 9 / 097 |
| 78 | B 29 C | 71 / 04 |
| 79 | A 61 L | 2 / 08 |
| 81 | C 08 F | 290 / 06 |
| 82 | C 08 J | 7 / 18 |
| 83 | B 29 C | 71 / 04 |
| 84 | C 08 F | 290 / 14 |
| 85 | B 29 D | 11 / 00 |
| 86 | C 08 G | 77 / 20 |
| 87 | A 61 L | 33 / 00 |
| 87 - 110 | C 08 F | 2 / 46 |
| 87 - 166 | C 08 J | 3 / 28 |
| 89 | D 06 M | 14 / 22 |
| 90 | C 08 G | 18 / 67 |
| 91 | C 03 C | 25 / 10 |
| 92 | C 08 F | 283 / 10 |
| 93 | C 08 F | 283 / 00 |
| 94 | F 16 D | 69 / 02 |
| 95 | C 08 F | 299 / 00 |
| 96 | C 03 C | 25 / 10 |
| 97 | C 08 G | 18 / 67 |
| 98 | B 41 M | 1 / 30 |
| 99 | C 08 F | 283 / 12 |
| 100 - 101 | C 08 G | 59 / 14 |
| 102 | C 03 C | 25 / 10 |
| 103 | C 09 D | 11 / 10 |
| 104 | C 08 F | 299 / 04 |
| 105 | B 01 J | 19 / 12 |
| 106 | C 08 F | 299 / 04 |
| 107 | B 32 B | 17 / 10 |
| 108 | C 08 G | 63 / 47 |
| 110 | C 08 G | 18 / 32 |
| 167 - 189 | C 08 F | 2 / 46 |
| 167 | C 08 G | 61 / 12 |
| 168 | C 08 G | 65 / 18 |
| 169 | C 08 G | 2 / 10 |
| 170 | C 07 D | 303 / 40 |
| 171 | A 61 K | 6 / 00 |
| 172 | C 03 C | 25 / 10 |
| 174 | C 08 G | 18 / 67 |
| 176 | C 07 D | 209 / 48 |
| 177 | B 01 J | 19 / 10 |
| 178 | B 29 D | 11 / 00 |
| 180 | B 32 B | 17 / 10 |
| 181 | B 41 J | 2 / 16 |
| 182 - 183 | C 08 F | 20 / 22 |
| 184 | A 61 L | 24 / 00 |
| 185 | C 08 F | 36 / 16 |
| 186 | C 08 F | 2 / 00 |
| 187 | C 08 F | 14 / 06 |
| 188 | C 08 F | 12 / 08 |
| 189 | A 61 L | 2 / 08 |