- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F17D - Pipe-line systems; pipe-lines
- F17D 5/04 - Preventing, monitoring, or locating loss by means of a signalling fluid enclosed in a double wall
Patent holdings for IPC class F17D 5/04
Total number of patents in this class: 40
10-year publication summary
|
2
|
2
|
0
|
8
|
1
|
1
|
1
|
4
|
7
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Trinity Bay Equipment Holdings, LLC | 244 |
6 |
| Atomic Energy of Canada Limited | 132 |
3 |
| Joint Stock Company "atomenergoproekt" | 78 |
3 |
| Fortescue Future Industries Pty Ltd | 54 |
3 |
| Pioneer Lining Technology Limited | 32 |
2 |
| Joint Stock Company "science and Innovations" ("science and Innovations", Jsc) | 23 |
2 |
| Vinje Industri AS | 3 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
1 |
| Chevron U.S.A. Inc. | 3774 |
1 |
| ABB Technology AG | 1301 |
1 |
| Adler, Jeffrey Scott | 7 |
1 |
| Areva NP GmbH | 79 |
1 |
| Atmos Wave Limited | 3 |
1 |
| Daewoo Shipbuilding & Marine Engineering Co., Ltd. | 236 |
1 |
| Dunlop Oil & Marine Limited | 33 |
1 |
| OMV Refining & Marketing GmbH | 9 |
1 |
| Pebble Bed Modular Reactor (Proprietary) Limited | 30 |
1 |
| Smart Pipe Company, Inc. | 25 |
1 |
| Universidad de Chile | 169 |
1 |
| Zhejiang University | 2619 |
1 |
| Other owners | 6 |