- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 8/22 - Peroxides; Oxygen; Ozone
Patent holdings for IPC class A61K 8/22
Total number of patents in this class: 1622
10-year publication summary
|
135
|
157
|
189
|
162
|
147
|
144
|
115
|
172
|
141
|
44
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Colgate-Palmolive Company | 5325 |
207 |
| Henkel AG & Co. KGaA | 10129 |
203 |
| The Procter & Gamble Company | 22178 |
179 |
| L' Oréal | 5103 |
142 |
| L'OREAL, Société Anonyme | 14722 |
112 |
| Kao Corporation | 4843 |
53 |
| Kao Germany GmbH | 261 |
33 |
| LG Household & Health Care Ltd. | 1300 |
22 |
| Hoyu Co., Ltd. | 131 |
20 |
| Kpss-kao Professional Salon Services GmbH | 81 |
13 |
| Koninklijke Philips N.V. | 22975 |
12 |
| Ultradent Products, Inc. | 376 |
12 |
| Unilever PLC | 3540 |
11 |
| Unilever N.V. | 3440 |
11 |
| Conopco, Inc. | 4644 |
11 |
| Wella Operations US LLC | 820 |
11 |
| FLE International S.r.l. | 45 |
11 |
| CAO Group, Inc. | 160 |
10 |
| Kimberly-clark Worldwide, Inc. | 5854 |
9 |
| American Sterilizer Company | 654 |
9 |
| Other owners | 531 |