- All sections
- E - Fixed constructions
- E04D - Roof coveringssky-lightsguttersroof-working tools
- E04D 5/12 - Roof covering by making use of flexible material, e.g. supplied in roll form specially modified, e.g. perforated, with granulated surface, with attached pads
Patent holdings for IPC class E04D 5/12
Total number of patents in this class: 143
10-year publication summary
|
11
|
11
|
16
|
8
|
9
|
8
|
11
|
9
|
12
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bmic LLC | 806 |
18 |
| CertainTeed Corporation | 205 |
10 |
| Johns Manville | 915 |
8 |
| U.S. Silica Company | 113 |
8 |
| Amrize Technology Switzerland LLC | 721 |
8 |
| Carlisle Intangible, LLC | 69 |
7 |
| Firestone Building Products Company, LLC | 75 |
4 |
| Owens Corning Intellectual Capital, LLC | 1733 |
4 |
| Carlisle Construction Materials, LLC | 180 |
4 |
| CertainTeed LLC | 650 |
4 |
| 3m Innovative Properties Company | 17455 |
3 |
| Garland Industries, Inc. | 107 |
3 |
| MAPEI S.p.A. | 573 |
3 |
| Seaman Corporation | 59 |
3 |
| Boato International S.p.A. a Socio Unico | 8 |
2 |
| Elk Premium Building Products, Inc. | 20 |
2 |
| Gottlieb Binder GmbH & Co. KG | 215 |
2 |
| Holcim Technology Ltd. | 487 |
2 |
| Icopal SAS | 12 |
2 |
| Redeahold Apeldoorn B.V. | 17 |
2 |
| Other owners | 44 |