- All sections
- A - Human necessities
- A44C - Personal adornments, e.g. jewellerycoins
- A44C 7/00 - Ear-ringsDevices for piercing the ear-lobes
Patent holdings for IPC class A44C 7/00
Total number of patents in this class: 214
10-year publication summary
|
36
|
39
|
48
|
28
|
35
|
39
|
26
|
25
|
20
|
14
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Venus by Maria Tash, Inc. | 91 |
17 |
| Crossfor Co., Ltd. | 57 |
7 |
| Grand Rainbow International Limited | 13 |
5 |
| REX Diamond Co., Ltd. | 7 |
5 |
| Reil, Goran | 5 |
5 |
| K Kane, LLC | 5 |
4 |
| National Chain Company | 55 |
4 |
| Preciflex SA | 63 |
4 |
| Altesse | 31 |
4 |
| Assi Meca SA | 4 |
3 |
| Enviroscent, Inc. | 49 |
3 |
| Frederick Goldman, Inc. | 49 |
3 |
| Richline Group, Inc. | 176 |
3 |
| Jewelry Kyoto Co., Ltd. | 3 |
3 |
| FP Systeme | 4 |
3 |
| Sony Corporation | 30111 |
2 |
| Crown Ring Inc. | 21 |
2 |
| Earring Support, LLC | 5 |
2 |
| Fortay Jewelry Products LLC | 2 |
2 |
| Gebruder Schaffrath GmbH | 13 |
2 |
| Other owners | 131 |