- 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 19/20 - Apparatus for distributing, e.g. spreading, granular or pulverulent materials, e.g. sand, gravel, salt, dry binders
Patent holdings for IPC class E01C 19/20
Total number of patents in this class: 261
10-year publication summary
|
25
|
39
|
40
|
36
|
27
|
20
|
18
|
13
|
16
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sno-Way International, Inc. | 64 |
11 |
| Caterpillar Paving Products Inc. | 724 |
9 |
| Meyer Products, LLC | 43 |
9 |
| Roadtec, Inc. | 93 |
8 |
| Buyers Products Company | 56 |
7 |
| Ligchine International Corporation | 57 |
7 |
| OMS Investments, Inc. | 888 |
7 |
| Salford Group Inc. | 73 |
7 |
| The Truesdell Corporation | 11 |
7 |
| Swenson Spreader, LLC | 14 |
6 |
| The Toro Company | 1015 |
6 |
| Venture Products, Inc. | 41 |
6 |
| Curb Roller LLC | 17 |
5 |
| Douglas Dynamics, L.L.C. | 96 |
5 |
| Joseph vogele AG | 331 |
5 |
| MTD Products Inc | 665 |
5 |
| Pro-Tech Manufacturing and Distribution, Inc. | 17 |
5 |
| A.L.M. Holding Company | 84 |
4 |
| Apply Right, LLC | 7 |
4 |
| Chapin Manufacturing, Inc. | 131 |
4 |
| Other owners | 134 |