Patent holdings for IPC class F16L 55/42

Total number of patents in this class: 30

10-year publication summary

4
2
4
6
6
4
5
1
1
0
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Curapipe System Ltd.
28
10
BAE SYSTEMS plc
2298
3
Robertson Intellectual Properties, LLC
89
3
Danfoss A/S
1320
2
Baker Hughes Incorporated
5504
1
Chimec S.p.A.
17
1
ExxonMobil Upstream Research Company
2454
1
Linde Aktiengesellschaft
1549
1
Saudi Arabian Oil Company
12446
1
Subsea 7 Limited
215
1
Suez Groupe
170
1
TDW Delaware, Inc.
167
1
Technip France
716
1
Tropicana Products, Inc.
306
1
Alchemy Oilfield Services Ltd
1
1
Leak Detector AS
7
1
Other owners 0