- All sections
- C - Chemistrymetallurgy
- C11D - Detergent compositionsuse of single substances as detergentssoap or soap-makingresin soapsrecovery of glycerol
- C11D 3/40 - Dyes
Patent holdings for IPC class C11D 3/40
Total number of patents in this class: 883
10-year publication summary
|
38
|
61
|
72
|
74
|
35
|
41
|
23
|
27
|
59
|
17
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Procter & Gamble Company | 22017 |
206 |
| Unilever PLC | 3195 |
91 |
| Unilever N.V. | 3103 |
91 |
| Conopco, Inc. | 5023 |
78 |
| Milliken & Company | 1201 |
57 |
| Hindustan Unilever Limited | 1176 |
55 |
| Henkel AG & Co. KGaA | 10572 |
45 |
| Unilever Global IP Limited | 2007 |
32 |
| Unilever IP Holdings B.V. | 3100 |
20 |
| Kinnos Inc. | 37 |
12 |
| Ecolab USA Inc. | 5480 |
10 |
| Henkel IP & Holding GmbH | 567 |
7 |
| Envirox, L.L.C. | 44 |
6 |
| BASF SE | 20933 |
5 |
| Kimberly-clark Worldwide, Inc. | 5496 |
5 |
| Colgate-Palmolive Company | 5808 |
5 |
| Kao Corporation | 4964 |
4 |
| Kleancheck Systems, LLC | 10 |
4 |
| Reckitt Benckiser (Brands) Limited | 241 |
4 |
| Reckitt Benckiser Finish B.V. | 576 |
4 |
| Other owners | 142 |