- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16L - Pipesjoints or fittings for pipessupports for pipes, cables or protective tubingmeans for thermal insulation in general
- F16L 9/22 - Pipes composed of a plurality of segments
Patent holdings for IPC class F16L 9/22
Total number of patents in this class: 147
10-year publication summary
|
21
|
16
|
13
|
17
|
10
|
12
|
12
|
5
|
13
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Abell Foundation, Inc. | 35 |
10 |
| Halliburton Energy Services, Inc. | 21006 |
6 |
| Kohler Co. | 4081 |
6 |
| BASF SE | 21080 |
4 |
| Construction Research & Technology GmbH | 637 |
3 |
| Hyperloop Technologies, Inc. | 179 |
3 |
| Saudi Arabian Oil Company | 13569 |
3 |
| Shonan Gosei-Jushi Seisakusho K.K. | 38 |
3 |
| Polyvent Pty Ltd | 3 |
3 |
| Lockheed Martin Corporation | 3273 |
2 |
| Apex Brands, Inc. | 713 |
2 |
| Infiltrator Water Technologies, LLC | 54 |
2 |
| Jensen Enterprises, Inc. | 16 |
2 |
| Walsh Intellectual Property Ltd. | 5 |
2 |
| Rectorseal, LLC | 177 |
2 |
| PG Invention B.V. | 2 |
2 |
| Rendely, Wayne | 2 |
2 |
| Hiptec AS | 13 |
2 |
| ACO Ahlmann SE & Co. KG | 281 |
2 |
| 2543500 Alberta Ltd B.d.a. Shaw Pipe Protection | 14 |
2 |
| Other owners | 84 |