Patent holdings for IPC class F16L 55/1645

Total number of patents in this class: 157

10-year publication summary

10
20
16
19
19
15
10
11
10
4
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Principal owners for this class

Owner
All patents
This class
SIPP Technologies, LLC
26
9
Curapipe System Ltd.
28
8
INA Acquisition Corp.
134
6
Mueller International, LLC
694
5
Saudi Arabian Oil Company
11322
5
Warren Environmental & Coating, LLC
60
5
Liqui-Force Services (Ontario) Inc.
11
4
Liqui-force Sewer Services, Inc.
8
4
LMK Technologies, LLC
114
4
BASF SE
19740
3
Sanexen Environmental Services Inc.
39
3
Vetter GmbH
47
3
Bld Services, LLC
3
3
Proline AB
3
3
Origin Tech Ltd
3
3
ENERGY SOLUTIONS (US) LLC, a Delaware limited liability company
211
3
3m Innovative Properties Company
18406
2
Aramco Services Company
3504
2
e.V. Offshore Limited
59
2
Inland Pipe Rehabilitation LLC
11
2
Other owners 78