- All sections
- B - Performing operations; transporting
- B61D - Body details or kinds of railway vehicles
- B61D 39/00 - Wagon or like covers; Tarpaulins; Movable or foldable roofs
Patent holdings for IPC class B61D 39/00
Total number of patents in this class: 115
10-year publication summary
|
5
|
6
|
9
|
4
|
9
|
9
|
9
|
5
|
8
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ecofab Covers International Inc. | 33 |
8 |
| Trinity Industries, Inc. | 85 |
8 |
| Roll-Rite, LLC | 51 |
7 |
| Shur-Co, LLC | 51 |
7 |
| Drax Power Limited | 19 |
6 |
| European Trailer Systems GmbH | 28 |
5 |
| CSR Yangtze Co., Ltd. | 25 |
3 |
| National Steel Car Limited | 150 |
3 |
| Titan Trailers Inc. | 78 |
3 |
| Amazon Technologies, Inc. | 24422 |
2 |
| Amsted Rail Company, Inc. | 432 |
2 |
| Becoflex S.A. | 26 |
2 |
| Coalcap, LLC | 2 |
2 |
| Ireco, LLC | 26 |
2 |
| Salco Products, Inc. | 23 |
2 |
| Structural Composites of Indiana Inc. | 2 |
2 |
| Technische Universitat Berlin | 343 |
2 |
| 6866336 Canada Inc. DBA Chameleon Innovations | 13 |
2 |
| CRRC Meishan Co., Ltd. | 17 |
2 |
| Zhuzhou Huasheng Industrial Co., Ltd. | 2 |
2 |
| Other owners | 43 |