Class 404 ROAD STRUCTURE, PROCESS, OR APPARATUS
| Printable Version[PDF] See notes regarding proper use of US-to-IPC Concordances. | ||
| U.S. Subclass | IPC8 Subclass | IPC8 Group |
|---|---|---|
| 1 | E 01 C | 1 / 00 |
| 2 - 5 | E 01 C | 11 / 22 |
| 2 - 5 | E 01 F | 5 / 00 |
| 6 | E 01 F | 13 / 00 |
| 6 | E 01 F | 15 / 00 |
| 7 - 8 | E 01 C | 11 / 22 |
| 9 - 11 | E 01 F | 9 / 00 |
| 15 | E 01 F | 11 / 00 |
| 17 | E 01 C | 7 / 00 |
| 17 | E 01 C | 11 / 00 |
| 18 | E 01 C | 5 / 22 |
| 19 - 21 | E 01 C | 11 / 24 |
| 22 - 24 | E 01 C | 17 / 00 |
| 25 - 26 | E 02 D | 29 / 14 |
| 27 - 31 | E 01 C | 3 / 00 |
| 32 - 33 | E 01 C | 5 / 18 |
| 34 | E 01 C | 5 / 00 |
| 35 | E 01 C | 5 / 16 |
| 35 - 36 | E 01 C | 9 / 08 |
| 36 | E 01 C | 9 / 10 |
| 37 - 42 | E 01 C | 5 / 00 |
| 43 | E 01 C | 3 / 00 |
| 44 | E 01 C | 5 / 22 |
| 45 | E 01 C | 5 / 08 |
| 45 | E 01 C | 5 / 10 |
| 46 | E 01 C | 5 / 14 |
| 47 - 48 | E 01 C | 11 / 00 |
| 49 | E 01 C | 11 / 10 |
| 50 | E 01 C | 11 / 04 |
| 51 - 63 | E 01 C | 11 / 02 |
| 51 - 63 | E 01 C | 11 / 14 |
| 64 - 66 | E 01 C | 11 / 10 |
| 67 | E 01 C | 11 / 08 |
| 68 - 69 | E 01 C | 11 / 02 |
| 68 - 69 | E 01 C | 11 / 04 |
| 70 | E 01 C | 5 / 08 |
| 70 | E 01 C | 11 / 16 |
| 71 | E 01 C | 7 / 00 |
| 72 | E 01 C | 3 / 06 |
| 72 | E 01 C | 11 / 24 |
| 73 | E 01 C | 5 / 00 |
| 74 | E 01 C | 11 / 02 |
| 75 | E 01 C | 7 / 06 |
| 75 | E 01 C | 7 / 32 |
| 76 | E 01 C | 7 / 36 |
| 76 | E 01 C | 21 / 00 |
| 77 | E 01 C | 7 / 06 |
| 78 | E 01 C | 23 / 10 |
| 79 - 80 | E 01 C | 23 / 14 |
| 81 - 83 | E 01 C | 19 / 00 |
| 84.05 - 84.5 | E 01 C | 23 / 07 |
| 84.8 | E 01 C | 23 / 06 |
| 85 - 86 | E 01 C | 19 / 00 |
| 87 - 89 | E 01 C | 23 / 02 |
| 90 - 92 | E 01 C | 23 / 08 |
| 90 - 92 | E 01 C | 23 / 12 |
| 93 - 94 | E 01 C | 23 / 16 |
| 95 | E 01 C | 23 / 14 |
| 96 - 97 | E 01 C | 19 / 22 |
| 96 - 97 | E 04 G | 21 / 10 |
| 98 | E 01 C | 11 / 22 |
| 99 | E 01 C | 19 / 52 |
| 100 | E 01 C | 11 / 16 |
| 100 | E 01 C | 23 / 04 |
| 101 | E 01 C | 19 / 12 |
| 102 | E 01 C | 19 / 38 |
| 103 | E 01 C | 19 / 28 |
| 104 | E 01 C | 9 / 10 |
| 104 | E 01 C | 19 / 00 |
| 105 - 106 | E 01 C | 19 / 12 |
| 107 | E 01 C | 23 / 02 |
| 108 - 111 | E 01 C | 19 / 18 |
| 112 | E 01 C | 19 / 22 |
| 113 - 117 | E 01 C | 19 / 38 |
| 118 - 120 | E 01 C | 19 / 22 |
| 121 - 130 | E 01 C | 19 / 26 |
| 131 | E 01 C | 19 / 24 |
| 132 | E 01 C | 19 / 26 |
| 133.05 | E 01 C | 19 / 30 |
| 133.1 | E 01 C | 19 / 32 |
| 133.1 | E 01 C | 19 / 35 |
| 133.2 | E 01 C | 19 / 34 |
| 134 - 136 | E 01 C | 11 / 00 |