- All sections
- E - Fixed constructions
- E04D - Roof coveringssky-lightsguttersroof-working tools
- E04D 13/08 - Down pipesSpecial clamping means therefor
Patent holdings for IPC class E04D 13/08
Total number of patents in this class: 160
10-year publication summary
|
17
|
23
|
18
|
19
|
26
|
24
|
23
|
14
|
33
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Panasonic Intellectual Property Management Co., Ltd. | 33911 |
11 |
| Husqvarna AB | 3032 |
6 |
| GPI Home Solutions, Inc. | 48 |
5 |
| Renson Outdoor NV | 55 |
5 |
| Distributed Solar Development, LLC | 14 |
4 |
| Omnimax International, LLC | 62 |
4 |
| Autospout, LLC | 5 |
4 |
| Earthmark LLC | 5 |
3 |
| Eco Gutter IP Holdings Pty Ltd | 4 |
3 |
| Englert, Inc. | 38 |
3 |
| Stormwell Inc. | 15 |
3 |
| Whirlpool Corporation | 4639 |
2 |
| The Regents of the University of Michigan | 4979 |
2 |
| Free Flow Products, LLC | 3 |
2 |
| Hydro International Limited, | 42 |
2 |
| MJF Corporation | 2 |
2 |
| Rain Harvesting Pty. Ltd. | 19 |
2 |
| Rainflex, LLC | 4 |
2 |
| Shenzhen Ruichenxi Technology Co., Ltd. | 35 |
2 |
| Sika Technology AG | 3002 |
2 |
| Other owners | 91 |