- All sections
- E - Fixed constructions
- E04D - Roof coveringssky-lightsguttersroof-working tools
- E04D 1/12 - Roofing elements shaped as plain tiles or shingles, i.e. with flat outer surface
Patent holdings for IPC class E04D 1/12
Total number of patents in this class: 178
10-year publication summary
|
11
|
23
|
23
|
20
|
12
|
10
|
21
|
14
|
16
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bmic LLC | 805 |
43 |
| Owens Corning Intellectual Capital, LLC | 1722 |
25 |
| Building Materials Investment Corporation | 135 |
18 |
| CertainTeed LLC | 637 |
12 |
| CertainTeed Corporation | 206 |
6 |
| GAF Energy LLC | 215 |
6 |
| Tesla, Inc. | 1976 |
5 |
| Mbrico, LLC | 21 |
4 |
| State Farm Mutual Automobile Insurance Company | 3414 |
4 |
| UniRac, Inc. | 445 |
4 |
| ZinniaTek Limited | 51 |
4 |
| TAMKO Building Products LLC | 173 |
3 |
| da VINCI Roofscapes, L.L.C. | 2 |
2 |
| Elk Premium Building Products, Inc. | 21 |
2 |
| IronRidge, Inc. | 122 |
2 |
| Louisiana-Pacific Corporation | 309 |
2 |
| Millennium Slate, LLC | 5 |
2 |
| Th3x Construction Consultancy Pte. Ltd. | 2 |
2 |
| AMYT Energy Holdings, LLC | 5 |
2 |
| 3m Innovative Properties Company | 17488 |
1 |
| Other owners | 29 |