- All sections
- E - Fixed constructions
- E04D - Roof coverings; sky-lights; gutters; roof-working tools
- E04D 3/369 - Connecting; Fastening by welding of the marginal portions of adjacent slabs or sheets
Patent holdings for IPC class E04D 3/369
Total number of patents in this class: 8
10-year publication summary
|
1
|
0
|
0
|
0
|
0
|
1
|
1
|
0
|
2
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kingspan Research and Developments Limited | 39 |
2 |
| Bmic LLC | 630 |
2 |
| Clix Steel Profile AB | 1 |
1 |
| Developmental Industries, Inc. | 5 |
1 |
| Louisiana-Pacific Corporation | 203 |
1 |
| Innonox UG (haftungsbeschränkt) | 1 |
1 |
| Other owners | 0 |