- All sections
- E - Fixed constructions
- E04D - Roof coverings; sky-lights; gutters; roof-working tools
- E04D 1/00 - Roof covering by making use of tiles, slates, shingles, or other small roofing elements
Patent holdings for IPC class E04D 1/00
Total number of patents in this class: 397
10-year publication summary
|
36
|
31
|
25
|
27
|
35
|
30
|
42
|
35
|
30
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Owens Corning Intellectual Capital, LLC | 1456 |
74 |
| Bmic LLC | 630 |
61 |
| CertainTeed Corporation | 299 |
35 |
| CertainTeed LLC | 511 |
23 |
| Building Materials Investment Corporation | 158 |
9 |
| Derby Building Products Inc. | 82 |
9 |
| GAF Energy LLC | 139 |
8 |
| 3m Innovative Properties Company | 18406 |
7 |
| Elk Premium Building Products, Inc. | 29 |
6 |
| Specialty Granules Investments LLC | 32 |
6 |
| TAMKO Building Products LLC | 119 |
6 |
| Holcim Technology Ltd. | 868 |
5 |
| Progressive Foam Technologies, Inc. | 81 |
5 |
| Roofers' Advantage Products, LLC | 23 |
5 |
| Iowa State University Research Foundation, Inc. | 685 |
4 |
| Freiborg Enterprises, Inc. | 9 |
4 |
| Associated Materials, LLC, DBA Alside | 109 |
3 |
| Englert, Inc. | 40 |
3 |
| Johns Manville | 980 |
3 |
| Onduline | 102 |
3 |
| Other owners | 118 |