- All sections
- E - Fixed constructions
- E01B - Permanent waypermanent-way toolsmachines for making railways of all kinds
- E01B 31/26 - Inserting or removing inserts or fillings for holes in sleepers, e.g. plugs, sleeves
Patent holdings for IPC class E01B 31/26
Total number of patents in this class: 8
10-year publication summary
|
1
|
2
|
0
|
0
|
2
|
2
|
0
|
0
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Encore Rail Systems, Inc. | 19 |
2 |
| Railroad Solutions, Inc. | 2 |
2 |
| Alstom Holdings | 631 |
1 |
| Racine Railroad Products, Inc. | 18 |
1 |
| Mondragon Soluciones, S.L.U. | 1 |
1 |
| Vossloh Fastening Systems GmbH | 18 |
1 |
| Other owners | 0 |