- 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 23/20 - Devices for marking-out, applying or forming traffic or like markings on finished pavingProtecting fresh markings for forming markings in situ
Patent holdings for IPC class E01C 23/20
Total number of patents in this class: 56
10-year publication summary
| 9 | 6 | 7 | 10 | 5 | 4 | 2 | 4 | 3 | 0 | 
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 
Principal owners for this class
| Owner | All patents | This class | 
|---|---|---|
| Graco Minnesota Inc. | 1214 | 6 | 
| Flint Acquisition Corp. | 16 | 5 | 
| Federal Signal Corporation | 236 | 3 | 
| Waterblasting, LLC | 16 | 3 | 
| Fleet (Line Markers) Limited | 10 | 2 | 
| LimnTech LLC | 17 | 2 | 
| Pidilite Industries Limited | 31 | 2 | 
| Wirtgen GmbH | 498 | 2 | 
| Jeongseok Chemical Corporation | 10 | 2 | 
| 3m Innovative Properties Company | 17755 | 1 | 
| Case Western Reserve University | 1846 | 1 | 
| Digital Line Markers FZE | 8 | 1 | 
| EPIC Solutions, Inc. | 7 | 1 | 
| Hamm AG | 167 | 1 | 
| Korea Institute of Civil Engineering and Building Technology | 135 | 1 | 
| Potters Industries, LLC | 96 | 1 | 
| Roehm GmbH | 78 | 1 | 
| Rutgers, The State University of New Jersey | 1921 | 1 | 
| Swozi AG | 10 | 1 | 
| Wagner Spray Tech Corporation | 396 | 1 | 
| Other owners | 18 | 
