- 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: 357
10-year publication summary
|
37
|
38
|
53
|
39
|
43
|
43
|
33
|
30
|
33
|
12
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bmic LLC | 804 |
58 |
| Owens Corning Intellectual Capital, LLC | 1732 |
31 |
| GAF Energy LLC | 211 |
17 |
| Mbrico, LLC | 21 |
15 |
| Beijing Hanergy Solar Power Investment Co., Ltd. | 40 |
8 |
| Quality Edge, Inc. | 97 |
7 |
| Building Materials Investment Corporation | 135 |
6 |
| Sika Technology AG | 3009 |
6 |
| Tesla, Inc. | 2007 |
6 |
| RMH Tech LLC | 116 |
6 |
| Dal-tile, LLC | 78 |
6 |
| Enstall US, Inc. | 116 |
6 |
| CertainTeed Corporation | 205 |
5 |
| Roofers' Advantage Products, LLC | 25 |
5 |
| Progressive Foam Technologies, Inc. | 70 |
4 |
| ZinniaTek Limited | 52 |
4 |
| Derby Building Products Inc. | 86 |
4 |
| Millennium Slate, LLC | 5 |
4 |
| CertainTeed LLC | 641 |
4 |
| Elk Premium Building Products, Inc. | 21 |
3 |
| Other owners | 152 |