- All sections
- E - Fixed constructions
- E04D - Roof coveringssky-lightsguttersroof-working tools
- E04D 1/34 - Fastenings for attaching roof-covering elements to the supporting elements
Patent holdings for IPC class E04D 1/34
Total number of patents in this class: 354
10-year publication summary
|
32
|
33
|
50
|
33
|
38
|
36
|
31
|
28
|
28
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bmic LLC | 785 |
56 |
| Owens Corning Intellectual Capital, LLC | 1640 |
33 |
| GAF Energy LLC | 213 |
17 |
| Mbrico, LLC | 21 |
14 |
| Beijing Hanergy Solar Power Investment Co., Ltd. | 40 |
8 |
| Quality Edge, Inc. | 100 |
7 |
| Building Materials Investment Corporation | 139 |
6 |
| Sika Technology AG | 2951 |
6 |
| Tesla, Inc. | 1895 |
6 |
| RMH Tech LLC | 107 |
6 |
| Dal-tile, LLC | 74 |
6 |
| CertainTeed Corporation | 219 |
5 |
| Roofers' Advantage Products, LLC | 25 |
5 |
| Enstall US, Inc. | 110 |
5 |
| Progressive Foam Technologies, Inc. | 70 |
4 |
| ZinniaTek Limited | 50 |
4 |
| Derby Building Products Inc. | 86 |
4 |
| Millennium Slate, LLC | 5 |
4 |
| CertainTeed LLC | 614 |
4 |
| Elk Premium Building Products, Inc. | 21 |
3 |
| Other owners | 151 |