- All sections
- A - Human necessities
- A42C - Manufacturing or trimming head coverings, e.g. hats
- A42C 5/04 - Ventilating arrangements for head coverings
Patent holdings for IPC class A42C 5/04
Total number of patents in this class: 57
10-year publication summary
|
7
|
8
|
15
|
13
|
13
|
13
|
7
|
5
|
4
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SFT Laboratory Co., Ltd. | 72 |
5 |
| Nike, Inc. | 13738 |
3 |
| Stryker Corporation | 4501 |
3 |
| Cool Hat, LLC | 9 |
3 |
| Builmatel Co., Ltd. | 29 |
2 |
| Dicksbridge, Inc. | 3 |
2 |
| NIKE Innovate C.V. | 2550 |
2 |
| The North Face Apparel Corp. | 637 |
2 |
| Sunday Afternoons, Inc. | 73 |
2 |
| Thnk, Inc. | 8 |
2 |
| VIASYS Holdings, Inc. | 4 |
2 |
| Tight & Right Hair Revolution, Inc. | 5 |
2 |
| Go Go Production Co., Ltd. | 2 |
2 |
| Bern Unlimited, Inc. | 19 |
1 |
| Boppy Company, The | 2 |
1 |
| Dyson Technology Limited | 3468 |
1 |
| GEOX S.p.A. | 239 |
1 |
| HaberVision LLC | 5 |
1 |
| Nemo Equipment, Inc. | 65 |
1 |
| Racing Optics, Inc. | 22 |
1 |
| Other owners | 18 |