- All sections
- E - Fixed constructions
- E01F - Additional work, such as equipping roads or the construction of platforms, helicopter landing stages, signs, snow fences, or the like
- E01F 9/518 - Road surface markingsKerbs or road edgings, specially adapted for alerting road users characterised by the road surface marking material, e.g. comprising additives for improving friction or reflectivityMethods of forming, installing or applying markings in, on or to road surfaces formed in situ, e.g. by painting, by casting into the road surface or by deforming the road surface
Patent holdings for IPC class E01F 9/518
Total number of patents in this class: 58
10-year publication summary
|
8
|
8
|
7
|
10
|
9
|
9
|
6
|
7
|
7
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Federal Signal Corporation | 231 |
5 |
| Ennis Paint, Inc. | 21 |
3 |
| Ennis-flint, Inc. | 100 |
3 |
| Flint Acquisition Corp. | 18 |
3 |
| Damar Industries Limited | 13 |
3 |
| Crown USA Inc. | 16 |
3 |
| Aichi Steel Corporation | 380 |
2 |
| Flint Trading, Inc. | 41 |
2 |
| Joseph vogele AG | 322 |
2 |
| Laserline Mfg., Inc. | 10 |
2 |
| Potters Industries, LLC | 96 |
2 |
| Roehm GmbH | 77 |
2 |
| Jeongseok Chemical Corporation | 11 |
2 |
| Team Segnal S.r.l. | 5 |
2 |
| Rohm and Haas Company | 2916 |
1 |
| Dow Global Technologies LLC | 10385 |
1 |
| Arkema France | 4036 |
1 |
| Case Western Reserve University | 1806 |
1 |
| Ennis-Flint | 1 |
1 |
| Fortson-Peek Company, Inc. | 1 |
1 |
| Other owners | 16 |