- All sections
- E - Fixed constructions
- E04D - Roof coverings; sky-lights; gutters; roof-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: 123
10-year publication summary
|
14
|
19
|
11
|
11
|
16
|
8
|
8
|
8
|
10
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bmic LLC | 630 |
13 |
| CertainTeed Corporation | 299 |
11 |
| Holcim Technology Ltd. | 868 |
11 |
| Johns Manville | 980 |
8 |
| U.S. Silica Company | 99 |
8 |
| Carlisle Intangible, LLC | 68 |
6 |
| 3m Innovative Properties Company | 18406 |
4 |
| Firestone Building Products Company, LLC | 100 |
4 |
| CertainTeed LLC | 511 |
4 |
| Boato International S.p.A. a Socio Unico | 8 |
3 |
| Owens Corning Intellectual Capital, LLC | 1456 |
3 |
| Seaman Corporation | 51 |
3 |
| Elk Premium Building Products, Inc. | 29 |
2 |
| Ewald Dorken AG | 266 |
2 |
| Gottlieb Binder GmbH & Co. KG | 230 |
2 |
| Icopal SAS | 43 |
2 |
| POLYGLASS S.p.A. | 75 |
2 |
| Carlisle Construction Materials, LLC | 79 |
2 |
| Icopal Danmark A/S | 9 |
2 |
| Dow Global Technologies Inc. | 1055 |
1 |
| Other owners | 30 |