- All sections
- E - Fixed constructions
- E01B - Permanent waypermanent-way toolsmachines for making railways of all kinds
- E01B 27/12 - Packing sleepers, with or without concurrent work on the trackCompacting track-carrying ballast
Patent holdings for IPC class E01B 27/12
Total number of patents in this class: 21
10-year publication summary
|
2
|
8
|
1
|
1
|
1
|
1
|
1
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Plasser & Theurer Export Von Bahnbaumaschinen Gesellschaft m.b.H. | 418 |
6 |
| Harsco Technologies LLC | 147 |
3 |
| Harsco Corporation | 50 |
2 |
| Bayer Intellectual Property GmbH | 2496 |
1 |
| Hennecke GmbH | 31 |
1 |
| le Centre National de La Recherche Scientifique (cnrs) | 14 |
1 |
| Matisa Materiel Industriel SA | 75 |
1 |
| Nordco Inc. | 98 |
1 |
| SNCF Reseau | 46 |
1 |
| Universite Blaise Pascal - Clermont II | 53 |
1 |
| University of Huddersfield | 32 |
1 |
| HP3 Real GmbH | 46 |
1 |
| Trackmate, LLC | 2 |
1 |
| Other owners | 0 |