Patent holdings for IPC class C11D 1/52

Total number of patents in this class: 207

10-year publication summary

6
9
8
13
6
9
7
10
5
21
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Conopco, Inc.
4923
17
Unilever IP Holdings B.V.
3020
16
Unilever Global IP Limited
2063
16
Ecolab USA Inc.
5601
14
Unilever PLC
3129
9
Unilever N.V.
3038
9
Clariant International Ltd.
929
9
The Procter & Gamble Company
22015
8
Cognis IP Management GmbH
614
8
Stepan Company
574
7
Kao Corporation
5006
6
Clariant Finance (BVI) Limited
382
6
Hindustan Unilever Limited
1124
5
Nouryon Chemicals International B.V.
614
4
BASF SE
21098
3
Advansix Resins & Chemicals LLC
303
3
Reckitt Benckiser Finish B.V.
575
3
Colgate-Palmolive Company
5759
2
Henkel AG & Co. KGaA
10656
2
Battelle Memorial Institute
2513
2
Other owners 58