- All sections
- E - Fixed constructions
- E04D - Roof coverings; sky-lights; gutters; roof-working tools
- E04D 1/22 - Roofing elements shaped as plain tiles or shingles, i.e. with flat outer surface of specified materials, or of combinations of materials, not covered by any one of groups
Patent holdings for IPC class E04D 1/22
Total number of patents in this class: 133
10-year publication summary
|
10
|
18
|
9
|
5
|
16
|
15
|
11
|
10
|
22
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bmic LLC | 630 |
28 |
| Owens Corning Intellectual Capital, LLC | 1456 |
26 |
| CertainTeed Corporation | 299 |
13 |
| Building Materials Investment Corporation | 158 |
10 |
| TAMKO Building Products LLC | 119 |
9 |
| Specialty Granules Investments LLC | 32 |
7 |
| CertainTeed LLC | 511 |
7 |
| ZinniaTek Limited | 57 |
4 |
| 3m Innovative Properties Company | 18406 |
2 |
| Guerra, Vince | 2 |
2 |
| Holcim Technology Ltd. | 868 |
2 |
| POET Research, Inc. | 240 |
2 |
| GAF Energy LLC | 139 |
2 |
| BASF SE | 19740 |
1 |
| Mitsubishi Polyester Film, Inc. | 19 |
1 |
| Clair Industrial Development Corporation Ltd., | 10 |
1 |
| Colorado Roofing Products, LLC, DBA CeDUR | 4 |
1 |
| Cupa Innovacion, S.L.U. | 13 |
1 |
| ICL Performance Products LP | 14 |
1 |
| Iowa State University Research Foundation, Inc. | 685 |
1 |
| Other owners | 12 |