- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 8/28 - Zirconium; Compounds thereof
Patent holdings for IPC class A61K 8/28
Total number of patents in this class: 437
10-year publication summary
|
32
|
26
|
32
|
20
|
50
|
31
|
21
|
24
|
12
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Colgate-Palmolive Company | 5325 |
45 |
| Henkel AG & Co. KGaA | 10129 |
45 |
| The Procter & Gamble Company | 22178 |
40 |
| L' Oréal | 5103 |
32 |
| Unilever PLC | 3540 |
29 |
| Unilever N.V. | 3440 |
29 |
| Conopco, Inc. | 4644 |
29 |
| Beiersdorf AG | 2963 |
15 |
| Hindustan Unilever Limited | 1281 |
11 |
| Unilever Global IP Limited | 1949 |
9 |
| L'OREAL, Société Anonyme | 14722 |
8 |
| Avon Products, Inc. | 699 |
6 |
| ELC Management LLC | 1027 |
6 |
| Sol-gel Technologies Ltd. | 170 |
5 |
| Unilever IP Holdings B.V. | 3021 |
5 |
| Kao Corporation | 4843 |
4 |
| The Dial Corporation | 125 |
4 |
| Hindustan Lever Limited | 226 |
4 |
| The Gillette Company | 577 |
3 |
| Shiseido Company, Ltd. | 3761 |
3 |
| Other owners | 105 |