- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 8/31 - Hydrocarbons
Patent holdings for IPC class A61K 8/31
Total number of patents in this class: 3112
10-year publication summary
|
220
|
278
|
273
|
249
|
284
|
229
|
255
|
241
|
210
|
176
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| L' Oréal | 5561 |
481 |
| L'OREAL, Société Anonyme | 15731 |
223 |
| The Procter & Gamble Company | 21996 |
184 |
| Shiseido Company, Ltd. | 4127 |
179 |
| Conopco, Inc. | 5005 |
103 |
| Kao Corporation | 4981 |
102 |
| Henkel AG & Co. KGaA | 10636 |
102 |
| Unilever PLC | 3162 |
68 |
| Unilever N.V. | 3072 |
68 |
| Beiersdorf AG | 3029 |
49 |
| DSM IP Assets B.V. | 5572 |
46 |
| Unilever Global IP Limited | 2038 |
39 |
| Colgate-Palmolive Company | 5782 |
38 |
| Unilever IP Holdings B.V. | 3098 |
31 |
| Shin-Etsu Chemical Co., Ltd. | 5715 |
29 |
| Hindustan Unilever Limited | 1150 |
28 |
| FUJIFILM Corporation | 29713 |
26 |
| AMOREPACIFIC Corporation | 2847 |
25 |
| KOSE Corporation | 551 |
23 |
| LVMH Recherche | 186 |
23 |
| Other owners | 1245 |