- All sections
- A - Human necessities
- A62C - Fire-fighting
- A62C 2/20 - Sliding dampers at 90 degrees to the plane of the opening
Patent holdings for IPC class A62C 2/20
Total number of patents in this class: 5
10-year publication summary
|
1
|
0
|
0
|
0
|
0
|
2
|
0
|
0
|
2
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Halton Oy | 17 |
1 |
| J. Van Walraven Holding B.V. | 150 |
1 |
| DL E&C Co., Ltd. | 1 |
1 |
| Fortyfive Fabrication, LLC | 1 |
1 |
| Envolventes y Paquetizados Milem SAS BIC | 1 |
1 |
| Other owners | 0 |