- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 30/02 - Compositions for artificial stone, not containing binders containing fibrous materials
Patent holdings for IPC class C04B 30/02
Total number of patents in this class: 155
10-year publication summary
|
7
|
15
|
11
|
13
|
1
|
15
|
17
|
11
|
6
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Armacell Enterprise GmbH & Co. KG | 159 |
8 |
| Evonik Degussa GmbH | 1389 |
5 |
| LifeFoundry Inc. | 9 |
5 |
| Kingspan Insulation Limited | 10 |
5 |
| 3m Innovative Properties Company | 17485 |
4 |
| Zhongke Runzi (Chongqing) Energy Saving Technology Co., Ltd | 9 |
4 |
| Zhongke Runzi (Chongqing) Aerogel Research Institute Co., Ltd | 9 |
4 |
| LG Chem, Ltd. | 17920 |
3 |
| Whirlpool Corporation | 4629 |
3 |
| REL, Inc. | 14 |
3 |
| Unifrax I LLC | 245 |
3 |
| USG Interiors, LLC | 314 |
3 |
| Gong Yi Van-research Innovation Composite Material Co. Ltd | 18 |
3 |
| Purdue Research Foundation | 3898 |
2 |
| Institute of Advanced Technology, University of Science and Technology of China | 11 |
2 |
| Nichias Corporation | 401 |
2 |
| STO AG | 10 |
2 |
| Wacker Chemie AG | 2107 |
2 |
| ROCKWOOL International A/S | 288 |
2 |
| Rockwool A/S | 830 |
2 |
| Other owners | 88 |