- All sections
- E - Fixed constructions
- E04D - Roof coveringssky-lightsguttersroof-working tools
- E04D 7/00 - Roof covering by sealing masses applied in situGravelling of flat roofs
Patent holdings for IPC class E04D 7/00
Total number of patents in this class: 195
10-year publication summary
|
19
|
15
|
10
|
24
|
17
|
20
|
22
|
16
|
14
|
10
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| 3m Innovative Properties Company | 17770 |
18 |
| CertainTeed LLC | 574 |
15 |
| Bmic LLC | 764 |
15 |
| CertainTeed Corporation | 243 |
14 |
| Owens Corning Intellectual Capital, LLC | 1626 |
13 |
| U.S. Silica Company | 107 |
13 |
| Holcim Technology Ltd. | 736 |
7 |
| Sika Technology AG | 2881 |
6 |
| Henry Company, LLC | 231 |
5 |
| Rohm and Haas Company | 2910 |
4 |
| Milliken & Company | 1185 |
4 |
| BASF SE | 21039 |
3 |
| The Trustees of Columbia University in the City of New York | 3592 |
3 |
| Harco Americas, Inc. | 18 |
3 |
| Industrial Control Development, Inc. | 12 |
3 |
| Johns Manville | 952 |
3 |
| Remmers GmbH | 29 |
3 |
| Blue Planet Systems Corporation | 74 |
3 |
| Dow Global Technologies LLC | 10448 |
2 |
| Building Materials Investment Corporation | 142 |
2 |
| Other owners | 56 |