- All sections
- A - Human necessities
- A61Q - Specific use of cosmetics or similar toiletry preparations
- A61Q 5/10 - Preparations for permanently dyeing the hair
Patent holdings for IPC class A61Q 5/10
Total number of patents in this class: 2834
10-year publication summary
|
221
|
216
|
182
|
141
|
195
|
178
|
138
|
173
|
180
|
37
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Henkel AG & Co. KGaA | 10129 |
598 |
| L' Oréal | 5103 |
492 |
| L'OREAL, Société Anonyme | 14722 |
312 |
| Kao Corporation | 4843 |
168 |
| The Procter & Gamble Company | 22178 |
108 |
| Hoyu Co., Ltd. | 131 |
79 |
| Wella Operations US LLC | 820 |
72 |
| Kao Germany GmbH | 261 |
64 |
| Henkel Kommanditgesellschaft auf Aktien | 373 |
60 |
| Unilever PLC | 3540 |
46 |
| Unilever N.V. | 3440 |
46 |
| Conopco, Inc. | 4644 |
27 |
| Kpss-kao Professional Salon Services GmbH | 81 |
26 |
| Noxell Corporation | 571 |
19 |
| Wella Aktien Gesellschaft | 68 |
19 |
| Wella International Operations Switzerland Sàrl | 826 |
19 |
| BASF SE | 19740 |
18 |
| FUJIFILM Corporation | 27102 |
17 |
| Combe Incorporated | 220 |
12 |
| Wella Aktiengesellschaft | 40 |
12 |
| Other owners | 620 |