- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 8/28 - ZirconiumCompounds thereof
Patent holdings for IPC class A61K 8/28
Total number of patents in this class: 427
10-year publication summary
|
32
|
20
|
50
|
31
|
22
|
24
|
13
|
15
|
5
|
19
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Henkel AG & Co. KGaA | 10768 |
44 |
| Colgate-Palmolive Company | 5742 |
41 |
| L' Oréal | 5868 |
40 |
| Conopco, Inc. | 5094 |
38 |
| The Procter & Gamble Company | 21853 |
37 |
| Unilever PLC | 2987 |
23 |
| Unilever N.V. | 2901 |
23 |
| Beiersdorf AG | 3113 |
11 |
| Unilever Global IP Limited | 2189 |
11 |
| Hindustan Unilever Limited | 992 |
9 |
| L'OREAL, Société Anonyme | 16446 |
8 |
| Unilever IP Holdings B.V. | 2762 |
8 |
| Corning Incorporated | 10511 |
7 |
| Avon Products, Inc. | 486 |
6 |
| ELC Management LLC | 1159 |
6 |
| Nippon Sheet Glass Company, Limited | 958 |
5 |
| The Dial Corporation | 86 |
4 |
| Shiseido Company, Ltd. | 4264 |
3 |
| Sumitomo Osaka Cement Co., Ltd. | 898 |
3 |
| The Gillette Company LLC | 2565 |
3 |
| Other owners | 97 |