Patent holdings for IPC class C11D 1/92

Total number of patents in this class: 203

10-year publication summary

15
10
7
20
4
10
17
8
20
7
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Ecolab USA Inc.
5505
31
Stepan Company
583
26
Kao Corporation
4968
14
Conopco, Inc.
5045
12
Unilever Global IP Limited
2006
12
Unilever IP Holdings B.V.
3100
11
The Procter & Gamble Company
22045
10
Symrise AG
1739
10
Advansix Resins & Chemicals LLC
300
7
Colgate-Palmolive Company
5778
4
Rhodia Operations
1587
4
Ajinomoto Co., Inc.
2294
3
Henkel AG & Co. KGaA
10588
3
Battelle Memorial Institute
2494
3
E. I. du Pont de Nemours and Company
4041
2
Bausch & Lomb Incorporated
1109
2
Eastman Chemical Company
2216
2
Innospec Active Chemicals LLC
21
2
Jelmar, LLC
125
2
Petroliam Nasional Berhad (petronas)
333
2
Other owners 41