Class 380 CRYPTOGRAPHY
| Printable Version[PDF] See notes regarding proper use of US-to-IPC Concordances. | ||
| U.S. Subclass | IPC8 Subclass | IPC8 Group |
|---|---|---|
| 1 | H 04 K | 3 / 00 |
| 1 | H 04 L | 9 / 00 |
| 2 | H 04 K | 1 / 00 |
| 2 | H 04 L | 9 / 00 |
| 22 | H 04 K | 1 / 00 |
| 26 - 27 | H 04 K | 1 / 00 |
| 26 - 27 | H 04 L | 9 / 00 |
| 26 - 27 | H 04 L | 9 / 38 |
| 28 | H 04 K | 1 / 00 |
| 28 | H 04 L | 9 / 00 |
| 28 | H 04 L | 9 / 28 |
| 29 | H 04 K | 1 / 00 |
| 29 | H 04 L | 9 / 00 |
| 30 | H 04 K | 1 / 00 |
| 30 | H 04 L | 9 / 00 |
| 30 | H 04 L | 9 / 30 |
| 31 - 34 | H 04 K | 1 / 10 |
| 35 - 40 | H 04 K | 1 / 04 |
| 35 - 40 | H 04 K | 1 / 06 |
| 41 | H 04 M | 1 / 70 |
| 41 | H 04 M | 3 / 16 |
| 42 - 47 | H 04 L | 9 / 00 |
| 51 | G 09 C | 3 / 08 |
| 52 | H 04 L | 17 / 02 |
| 53 | H 04 M | 1 / 70 |
| 53 | H 04 M | 3 / 16 |
| 53 | H 04 R | 3 / 00 |
| 54 - 55 | G 09 C | 3 / 00 |
| 54 - 55 | G 09 C | 5 / 00 |
| 56 - 57 | G 09 C | 1 / 06 |
| 58 | G 09 C | 1 / 12 |
| 59 | B 41 K | 3 / 38 |
| 200 - 242 | H 04 N | 7 / 167 |
| 243 - 246 | H 04 N | 1 / 44 |
| 247 - 251 | H 04 K | 1 / 00 |
| 252 - 254 | H 04 K | 1 / 02 |
| 255 - 258 | H 04 K | 1 / 00 |
| 259 - 268 | H 04 L | 9 / 00 |
| 269 - 276 | H 04 K | 1 / 00 |
| 277 | H 04 L | 9 / 00 |
| 278 - 286 | H 04 L | 9 / 08 |
| 287 | H 04 K | 1 / 00 |