- All sections
- A - Human necessities
- A45D - Hairdressing or shaving equipment equipment for cosmetics or cosmetic treatments, e.g. for manicuring or pedicuring
- A45D 7/04 - Processes of waving, straightening or curling hair chemical
Patent holdings for IPC class A45D 7/04
Total number of patents in this class: 144
10-year publication summary
|
26
|
22
|
9
|
13
|
8
|
13
|
6
|
8
|
5
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| L'OREAL, Société Anonyme | 16467 |
28 |
| Henkel AG & Co. KGaA | 10758 |
15 |
| Kao Germany GmbH | 281 |
10 |
| Olaplex, Inc. | 201 |
10 |
| L' Oréal | 5875 |
9 |
| The Procter & Gamble Company | 21852 |
7 |
| Kao Corporation | 5081 |
7 |
| Wella Operations US LLC | 841 |
7 |
| Mirakel Technologies Inc. | 8 |
5 |
| Beauty BioLabs, LLC | 5 |
4 |
| Conopco, Inc. | 5092 |
3 |
| Living Proof, Inc. | 113 |
3 |
| Cali-Curl, LLC | 9 |
3 |
| Kenra Professional, LLC | 6 |
2 |
| Konkuk University Industrial Cooperation Corp. | 336 |
2 |
| Landa Labs (2012) Ltd. | 134 |
2 |
| Aisin Corporation | 1945 |
2 |
| Wella Germany GmbH | 89 |
2 |
| Curl Cult LLC | 3 |
2 |
| The General Hospital Corporation | 4875 |
1 |
| Other owners | 20 |