- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 8/27 - Zinc; Compounds thereof
Patent holdings for IPC class A61K 8/27
Total number of patents in this class: 2441
10-year publication summary
|
160
|
188
|
257
|
215
|
210
|
267
|
242
|
223
|
177
|
47
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Colgate-Palmolive Company | 5325 |
537 |
| The Procter & Gamble Company | 22178 |
254 |
| Shiseido Company, Ltd. | 3761 |
129 |
| Conopco, Inc. | 4644 |
93 |
| Unilever PLC | 3540 |
75 |
| Unilever N.V. | 3440 |
75 |
| L' Oréal | 5103 |
59 |
| Sakai Chemical Industry Co., Ltd. | 266 |
42 |
| Sumitomo Osaka Cement Co., Ltd. | 783 |
39 |
| Kao Corporation | 4843 |
33 |
| International Business Machines Corporation | 60644 |
27 |
| L'OREAL, Société Anonyme | 14722 |
25 |
| Henkel AG & Co. KGaA | 10129 |
25 |
| AMOREPACIFIC Corporation | 2606 |
25 |
| Beiersdorf AG | 2963 |
25 |
| ELC Management LLC | 1027 |
24 |
| Unilever Global IP Limited | 1949 |
23 |
| Unilever IP Holdings B.V. | 3021 |
21 |
| BASF SE | 19740 |
19 |
| Hindustan Unilever Limited | 1281 |
18 |
| Other owners | 873 |