- All sections
- E - Fixed constructions
- E01B - Permanent waypermanent-way toolsmachines for making railways of all kinds
- E01B 11/00 - Rail joints
Patent holdings for IPC class E01B 11/00
Total number of patents in this class: 25
10-year publication summary
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0
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0
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3
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0
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0
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0
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0
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2
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2
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Koppers Delaware, Inc. | 64 |
5 |
| Cleveland Track Material, Inc. | 19 |
3 |
| Glidestore Freetrack Pty Ltd | 29 |
3 |
| 1311854 Ontario Limited | 18 |
1 |
| Conductix-Wampfler GmbH | 85 |
1 |
| ERICO International Corporation | 269 |
1 |
| Joerg Beutler | 5 |
1 |
| L.B. Foster Company | 53 |
1 |
| Ocado Innovation Limited | 1060 |
1 |
| Portec Rail Products, Inc. | 4 |
1 |
| VAE GmbH | 17 |
1 |
| Voestalpine BWG GmbH & Co. KG | 12 |
1 |
| 1311854 Ontario Limited | 3 |
1 |
| China Railway First Group Co., Ltd. | 17 |
1 |
| Voestalpine Railway Systems Nortrak LLC | 53 |
1 |
| China Railway No.5 Engineering Group No.6 Engineering Co., Ltd. | 2 |
1 |
| KB Signaling Inc. | 128 |
1 |
| Other owners | 0 |