- All sections
- E - Fixed constructions
- E01B - Permanent way; permanent-way tools; machines for making railways of all kinds
- E01B 29/22 - Raising rails from sleepers, e.g. for inserting sole-plates
Patent holdings for IPC class E01B 29/22
Total number of patents in this class: 9
10-year publication summary
|
0
|
1
|
2
|
0
|
2
|
0
|
0
|
1
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nordco Inc. | 104 |
3 |
| Administrador de Infraestructuras Ferroviarias (adif) | 12 |
1 |
| B & B Metals, Inc. | 51 |
1 |
| Multiclip Co. Ltd. | 7 |
1 |
| W & D McCulloch Ltd. | 26 |
1 |
| S.W.N.G. Inc., d/b/a Swingmaster | 16 |
1 |
| Pandrol (vortok) Limited | 9 |
1 |
| Other owners | 0 |