Patent holdings for IPC class B01D 37/03

Total number of patents in this class: 79

10-year publication summary

6
14
3
3
5
4
10
5
2
2
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Ecolab USA Inc.
5451
9
Nalco Company
570
4
Clearflow Group Inc.
14
3
Encapsys, LLC
183
3
American Peat Technology, LLC
26
2
Clean TeQ Holdings Ltd.
6
2
Korea University Research and Business Foundation
2943
2
Neo Solutions, Inc.
6
2
Ovivo Inc.
155
2
Solenis Technologies Cayman, L.P.
296
2
S.p.c.m. SA
249
2
Heritage Research Group, LLC
59
2
Acquolina IL Mondo, LLC
6
2
Heat IP Holdco, LLC
48
2
General Electric Company
13829
1
BASF Corporation
1714
1
Massachusetts Institute of Technology
10013
1
Hilti Aktiengesellschaft
3457
1
1934612 Ontario Inc.
22
1
Arr-maz Products, L.P.
70
1
Other owners 34