- All sections
- A - Human necessities
- A45B - Walking sticksumbrellasladies' or like fans
- A45B 25/16 - Automatic openers, e.g. frames with spring mechanisms
Patent holdings for IPC class A45B 25/16
Total number of patents in this class: 66
10-year publication summary
|
20
|
12
|
17
|
7
|
6
|
4
|
4
|
8
|
6
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shadecraft, Inc. | 31 |
8 |
| Current Products Corp. | 45 |
4 |
| Xiamen Mingho Brothers MFG Co., Ltd. | 15 |
4 |
| Nabtesco Corporation | 858 |
3 |
| Shenzhen Yuanfa Umbrella Company Limited | 5 |
3 |
| The Handwerker Umbrella Company LLC | 5 |
2 |
| Royal Botania | 3 |
2 |
| Tsun-Zong Wu | 2 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 34568 |
1 |
| Activa Leisure Inc. | 13 |
1 |
| Brand Developers Aust Pty Ltd | 7 |
1 |
| Brand Developers Ltd. | 41 |
1 |
| Doyle Group Co. Ltd. | 2 |
1 |
| Huizhou Sishun Umbrella Co., Ltd | 5 |
1 |
| Phaeton Manufacturing LLC | 20 |
1 |
| Shadecraft, LLC | 10 |
1 |
| Sol Umbra, LLC | 5 |
1 |
| Step2gold Co., Ltd. | 27 |
1 |
| Sun City (Xiamen) Rainwear Co., Ltd | 1 |
1 |
| Tokyo Marui Co., Ltd. | 64 |
1 |
| Other owners | 26 |