- 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 55/40 - Constructional aspects of the body
Patent holdings for IPC class F16L 55/40
Total number of patents in this class: 207
10-year publication summary
14
|
20
|
17
|
32
|
19
|
21
|
23
|
28
|
30
|
11
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
TDW Delaware, Inc. | 163 |
11 |
Rosen Swiss AG | 128 |
6 |
Saudi Arabian Oil Company | 11322 |
6 |
Ingu Solutions Inc. | 31 |
5 |
SML Verwaltungs GmbH | 34 |
5 |
Per Aarsleff A/S | 23 |
5 |
Aramco Services Company | 3504 |
4 |
Chevron Phillips Chemical Company LP | 1779 |
4 |
TT Technologies, Inc. | 145 |
4 |
ENI S.p.A. | 1241 |
3 |
INA Acquisition Corp. | 134 |
3 |
Pipeline Innovations Limited | 3 |
3 |
Pure Technologies Ltd. | 101 |
3 |
S & B Technical Products, Inc. | 86 |
3 |
Trelleborg Pipe Seals Duisburg GmbH | 28 |
3 |
i2i Pipelines Limited | 5 |
3 |
bodus gmbh | 18 |
3 |
Peanta Inventions AB | 4 |
3 |
Aqualiner Limited | 6 |
3 |
hyperTunnel IP Limited | 22 |
3 |
Other owners | 124 |