- All sections
- E - Fixed constructions
- E01B - Permanent waypermanent-way toolsmachines for making railways of all kinds
- E01B 9/14 - Plugs, sleeves, thread linings, or other inserts for holes in sleepers
Patent holdings for IPC class E01B 9/14
Total number of patents in this class: 11
10-year publication summary
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1
|
1
|
1
|
1
|
0
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2
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0
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1
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0
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bank of Montreal, AS Agent | 53 |
1 |
| edilon)(sedra B.V. | 17 |
1 |
| Geotek, LLC | 11 |
1 |
| Gualco, Mario | 1 |
1 |
| Pandrol Limited | 93 |
1 |
| Qingdao Nianxin Environment Tech Co., Ltd. | 1 |
1 |
| RAIL.ONE GmbH | 23 |
1 |
| Sekisui Chemical Co., Ltd. | 3310 |
1 |
| Mario Gualco | 1 |
1 |
| Sileto Pesquisa e Desenvolvimento Ltda | 1 |
1 |
| Sileto Pesquisa e Desenvolvimento S.A. | 5 |
1 |
| Other owners | 0 |