- All sections
- E - Fixed constructions
- E03C - Domestic plumbing installations for fresh water or waste watersinks
- E03C 1/22 - Outlet devices mounted in basins, baths, or sinks
Patent holdings for IPC class E03C 1/22
Total number of patents in this class: 179
10-year publication summary
|
22
|
36
|
23
|
21
|
23
|
24
|
22
|
23
|
11
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kohler Co. | 3987 |
15 |
| WCM Industries, Inc. | 229 |
11 |
| Oatey Co. | 214 |
6 |
| Rectorseal, LLC | 158 |
6 |
| Schluter Systems (Canada) Inc. | 6 |
5 |
| C.G. Air Systemes Inc. | 22 |
4 |
| Oakville Stamping & Bending Ltd. | 48 |
4 |
| AS America, Inc. | 1086 |
3 |
| DLP Limited | 52 |
3 |
| Jesani Limited | 8 |
3 |
| LIXIL Corporation | 684 |
3 |
| MAAX Bath Inc. | 197 |
3 |
| Wedi GmbH | 118 |
3 |
| Japan Alpha Co., Ltd. | 6 |
3 |
| EVI Metal Inoks Yapi Urunleri Mimarlik ve Muteahhitlik Insaat Taahhut Sanayi DIS Ticaret Limited Sirketi | 10 |
3 |
| BLANCO GmbH + Co KG | 291 |
2 |
| Custom Ice Inc. | 8 |
2 |
| Delta Faucet Company | 2733 |
2 |
| DLP Limited | 9 |
2 |
| Infinity Drain Ltd. | 17 |
2 |
| Other owners | 94 |