Class 260 CHEMISTRY OF CARBON COMPOUNDS
| Printable Version[PDF] See notes regarding proper use of US-to-IPC Concordances. | ||
| U.S. Subclass | IPC8 Subclass | IPC8 Group |
|---|---|---|
| 1 | C 09 B | 63 / 00 |
| 665B | C 07 F | 3 / 00 |
| 665B | C 07 F | 5 / 00 |
| 665B | C 08 G | 79 / 00 |
| 665G - 665R | C 07 F | 3 / 02 |
| 665G | C 07 F | 5 / 02 |
| 665G | C 07 F | 7 / 08 |
| 665R | C 07 F | 1 / 00 |
| 665R | C 07 F | 3 / 04 |