- All sections
- E - Fixed constructions
- E04B - General building constructionswalls, e.g. partitionsroofsfloorsceilingsinsulation or other protection of buildings
- E04B 1/88 - Insulating elements for both heat and sound
Patent holdings for IPC class E04B 1/88
Total number of patents in this class: 127
10-year publication summary
|
14
|
13
|
16
|
16
|
7
|
7
|
8
|
11
|
8
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rockwool A/S | 814 |
13 |
| Saint-Gobain Isover | 665 |
12 |
| Knauf Insulation, Inc. | 188 |
6 |
| Owens Corning Intellectual Capital, LLC | 1637 |
5 |
| Knauf Insulation SPRL | 175 |
4 |
| DTE Materials Incorporated | 7 |
4 |
| Cemco, LLC | 129 |
4 |
| Johns Manville | 934 |
3 |
| DuPont Safety & Construction, Inc. | 664 |
3 |
| Hilti Aktiengesellschaft | 3565 |
2 |
| Hubbell Incorporated | 3376 |
2 |
| Applied Minds, LLC | 88 |
2 |
| Carl Freudenberg KG | 1418 |
2 |
| Industrias Kolmer, S.A. | 7 |
2 |
| James Hardie Technology Limited | 459 |
2 |
| Lenmak Exterior Innovations Inc. | 8 |
2 |
| National Nonwovens, Inc. | 32 |
2 |
| Saint-Gobain Adfors | 123 |
2 |
| Universidad Politecnica de Valencia | 556 |
2 |
| Zephyros, Inc. | 674 |
2 |
| Other owners | 51 |