Patent holdings for IPC class C01B 11/02

Total number of patents in this class: 333

10-year publication summary

21
27
21
42
26
14
17
13
7
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Taiko Pharmaceutical Co., Ltd.
96
32
Ecolab USA Inc.
5659
16
CDG Environmental, LLC
10
10
Akzo Nobel N.V.
160
7
AMATERA, INC., AKA Kabushiki Kaisha AMATERA
15
7
BCR Environmental Corporation
26
7
ICA Trinova, LLC
23
7
Dripping Wet Water, Inc.
11
6
The Trustees of Princeton University
1224
6
Wisconsin Alumni Research Foundation
3923
5
Akzo Nobel Chemicals International B.V.
428
5
Bemis Company, Inc.
234
5
ChemTreat, Inc.
248
5
Pureline Treatment Systems, LLC
10
5
Sipka Inc.
5
5
Micropure, Inc.
23
4
Odorstar Technology, LLC
8
4
Phiex Technologies, Inc.
10
4
BASF Corporation
1695
3
University of Florida Research Foundation, Inc.
4120
3
Other owners 187