Patent holdings for IPC class C11D 3/00

Total number of patents in this class: 4030

10-year publication summary

294
340
284
287
276
286
282
285
282
131
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
The Procter & Gamble Company
22018
624
Henkel AG & Co. KGaA
10451
315
Conopco, Inc.
4952
289
Ecolab USA Inc.
5451
214
Unilever PLC
3226
137
Unilever N.V.
3126
137
Unilever Global IP Limited
1970
118
BASF SE
20777
117
Unilever IP Holdings B.V.
3059
116
Colgate-Palmolive Company
5789
64
Novozymes A/S
3309
52
Dow Global Technologies LLC
10354
51
Hindustan Unilever Limited
1198
50
Rohm and Haas Company
2906
49
Firmenich SA
1680
49
Symrise AG
1719
36
Clariant International Ltd.
933
33
Rhodia Operations
1582
32
Wacker Chemie AG
2102
31
Dow Silicones Corporation
1889
31
Other owners 1485