- All sections
- B - Performing operationstransporting
- B61K - Auxiliary equipment specially adapted for railways, not otherwise provided for
- B61K 3/00 - Wetting or lubricating rails or wheel flanges
Patent holdings for IPC class B61K 3/00
Total number of patents in this class: 68
10-year publication summary
|
3
|
5
|
7
|
9
|
4
|
1
|
1
|
2
|
4
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| L.B. Foster Rail Technologies, Inc. | 18 |
14 |
| Whitmore Manufacturing, LLC | 76 |
9 |
| RBL, Inc. | 7 |
6 |
| L.B. Foster Rail Technologies, Corp. | 15 |
4 |
| L.B. Foster Rail Technologies, Inc. | 5 |
4 |
| Loram Maintenance of Way, Inc. | 53 |
4 |
| L.B. Foster Rail Technologies Canada, Ltd. | 6 |
3 |
| New York Air Brake LLC | 266 |
3 |
| Portec Rail Products, Inc. | 4 |
3 |
| Aktiebolaget SKF | 2956 |
2 |
| Lincoln GmbH | 32 |
2 |
| Lincoln Industrial Corporation | 111 |
2 |
| Boehni, Kurt A. | 1 |
1 |
| Electro-Motive Diesel, Inc. | 72 |
1 |
| Kelsan Technologies Corp. | 6 |
1 |
| PhyMet, INC. | 3 |
1 |
| Tranergy Corporation | 1 |
1 |
| Jwr Manufacturing Company, Inc. | 1 |
1 |
| Siemens Mobility GmbH | 1724 |
1 |
| Mazzi Tecnology S.r.l. | 2 |
1 |
| Other owners | 4 |