- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16L - Pipes; joints or fittings for pipes; supports for pipes, cables or protective tubing; means for thermal insulation in general
- F16L 58/00 - Protection of pipes or pipe fittings against corrosion or incrustation
Patent holdings for IPC class F16L 58/00
Total number of patents in this class: 205
10-year publication summary
|
22
|
34
|
35
|
28
|
22
|
18
|
13
|
11
|
11
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saudi Arabian Oil Company | 11322 |
9 |
| Halliburton Energy Services, Inc. | 20165 |
6 |
| Hexagon Technology AS | 123 |
5 |
| Petroleo Brasileiro S.A. - Petrobras | 730 |
5 |
| Baker Hughes Energy Technology UK Limited | 168 |
5 |
| Aramco Services Company | 3504 |
4 |
| ExxonMobil Upstream Research Company | 2525 |
4 |
| GE Oil & Gas UK Limited | 170 |
4 |
| Johns Manville | 980 |
3 |
| National Oilwell Varco Denmark I/S | 135 |
3 |
| Technip Norge AS | 3 |
3 |
| SPM Oil & Gas Inc. | 304 |
3 |
| Engineered Corrosion Solutions, LLC | 54 |
2 |
| Indian Oil Corporation Limited | 329 |
2 |
| Nippon Steel Corporation | 5649 |
2 |
| Quanta Associates, L.P. | 435 |
2 |
| SABIC Global Technologies B.V. | 4044 |
2 |
| SAK Construction, LLC | 10 |
2 |
| Sensus Spectrum LLC | 246 |
2 |
| Technip France | 737 |
2 |
| Other owners | 135 |