Patent holdings for IPC class B01D 17/05

Total number of patents in this class: 90

10-year publication summary

10
1
2
6
4
0
2
2
0
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Nalco Company
550
6
Ecolab USA Inc.
5739
5
Kurita Water Industries Ltd.
1264
5
Championx USA Inc.
176
5
Evonik Operations GmbH
4261
4
Dow AgroSciences LLC
1196
3
Kroff Chemical Company
3
3
M-I L.L.C.
772
3
Momentive Performance Materials Inc.
889
3
ExxonMobil Research And Engineering Company
2465
2
BL Technologies, Inc.
837
2
Citibank, N.A., AS Administrative Agent
253
2
Nano Gas Technologies, Inc.
15
2
The Texas a & M University System
1849
2
Baker Hughes Holdings LLC
2991
2
General Electric Company
13808
1
Schlumberger Norge AS
73
1
Halliburton Energy Services, Inc.
21230
1
Arkansas Reclamation Company, LLC
4
1
Clean Control Corporation
3
1
Other owners 36