- All sections
- B - Performing operationstransporting
- B61D - Body details or kinds of railway vehicles
- B61D 3/18 - Wagons or vans adapted for carrying special loads for vehicles
Patent holdings for IPC class B61D 3/18
Total number of patents in this class: 216
10-year publication summary
|
10
|
26
|
26
|
27
|
32
|
28
|
17
|
9
|
5
|
19
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Trinity Rail Group, LLC | 111 |
26 |
| Transportation IP Holdings, LLC | 931 |
25 |
| Trinity North American Freight Car, Inc. | 50 |
22 |
| Lohr Industrie | 62 |
13 |
| National Steel Car Limited | 150 |
10 |
| Flexiwaggon AB | 13 |
8 |
| Holland, L.P. | 58 |
7 |
| CRRC Qiqihar Rolling Stock Co., Ltd. | 110 |
5 |
| CRRC Shandong Co., Ltd. | 29 |
5 |
| Crain Mobility S.r.l. | 6 |
5 |
| Holden America IL, LLC | 8 |
4 |
| Pennsy Corporation | 42 |
4 |
| Trinity Industries, Inc. | 73 |
4 |
| Amazon Technologies, Inc. | 26551 |
3 |
| Co.el.da. Software SRL | 10 |
3 |
| Gunderson LLC | 60 |
3 |
| Kaessbohrer Transport Technik GmbH | 3 |
3 |
| Helrom GmbH | 13 |
3 |
| Brandt Road Rail Corporation | 11 |
2 |
| CargoBeamer AG | 15 |
2 |
| Other owners | 59 |