- All sections
- A - Human necessities
- A43B - Characteristic features of footwearparts of footwear
- A43B 23/28 - Devices to put in shoes in order to prevent slipping at the heel or to prevent abrading the stockings
Patent holdings for IPC class A43B 23/28
Total number of patents in this class: 72
10-year publication summary
|
8
|
14
|
8
|
8
|
3
|
11
|
4
|
4
|
5
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nike, Inc. | 14799 |
25 |
| Fast IP, LLC | 190 |
7 |
| Dynasty Footwear, Ltd. | 160 |
3 |
| Intricate Forte, Inc. | 13 |
3 |
| Ste-Ke Enterprises, LLC | 3 |
3 |
| ZeroTie LLC | 12 |
2 |
| Compagnie générale des établissements Michelin SCA | 2715 |
1 |
| Korea Institute of Science and Technology | 2248 |
1 |
| Adidas AG | 1727 |
1 |
| ASICS Corporation | 1045 |
1 |
| Brown Shoe Company, Inc. | 13 |
1 |
| Caleres, Inc. | 282 |
1 |
| Dongguan LanHui Commodity Technology Co., Ltd. | 6 |
1 |
| GEOX S.p.A. | 227 |
1 |
| HBN Shoe, LLC | 38 |
1 |
| Innover Limited | 2 |
1 |
| NIKE Innovate C.V. | 2757 |
1 |
| Ortho Systems d/b/a Ovation Medical | 15 |
1 |
| Pride Manufacturing Company, LLC | 136 |
1 |
| Schering-Plough Healthcare Products, Inc. | 21 |
1 |
| Other owners | 15 |