- All sections
- E - Fixed constructions
- E01C - Construction of, or surfaces for, roads, sports grounds, or the likemachines or auxiliary tools for construction or repair
- E01C 11/24 - Methods or arrangements for preventing slipperiness or protecting against influences of the weather
Patent holdings for IPC class E01C 11/24
Total number of patents in this class: 191
10-year publication summary
|
31
|
21
|
19
|
26
|
21
|
9
|
8
|
9
|
13
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Heritage Research Group, LLC | 58 |
7 |
| NPK Access Solutions LLC | 46 |
7 |
| APT Asia Pacific Pty. Ltd. | 10 |
5 |
| Astra Capital Incorporated | 38 |
4 |
| Expertus Kemiteknik AB | 16 |
3 |
| Jing SI Pureland Co., Ltd. | 17 |
3 |
| Universite Laval | 713 |
3 |
| CGS Korea Co., Ltd. | 4 |
3 |
| Kao Corporation | 4939 |
2 |
| Dow Global Technologies LLC | 10315 |
2 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10787 |
2 |
| Arctic Snow and Ice Control, Inc. | 3 |
2 |
| Bergkamp, Inc. | 27 |
2 |
| Colas | 162 |
2 |
| Combitile Pty Ltd | 11 |
2 |
| Engineered Plastics, Inc. | 2 |
2 |
| F. Von Langsdorff Licensing Limited | 48 |
2 |
| Haiso Technology Co., Ltd | 3 |
2 |
| Hubei Expressway Business Development Co., Ltd | 2 |
2 |
| OMS Investments, Inc. | 910 |
2 |
| Other owners | 132 |