- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 111/82 - Coloured materials
Patent holdings for IPC class C04B 111/82
Total number of patents in this class: 67
10-year publication summary
|
4
|
5
|
9
|
7
|
4
|
6
|
2
|
3
|
5
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rolex S.A. | 673 |
6 |
| James R. Glidewell Dental Ceramics, Inc. | 250 |
4 |
| Etex Services NV | 58 |
4 |
| Solventum Intellectual Properties Company | 3333 |
4 |
| Eternit N.V. | 32 |
3 |
| Harbin Engineering University | 146 |
3 |
| Yoshino Gypsum Co., Ltd. | 252 |
3 |
| Kuraray Noritake Dental Inc. | 437 |
2 |
| Lotte Advanced Materials Co., Ltd. | 405 |
2 |
| Apple Inc. | 55345 |
1 |
| 3m Innovative Properties Company | 17812 |
1 |
| Centre National de La Recherche Scientifique | 10498 |
1 |
| Denso Corporation | 24404 |
1 |
| Chryso | 116 |
1 |
| Construction Research & Technology GmbH | 641 |
1 |
| Ferro Corporation | 240 |
1 |
| Imerys Ceramics France | 26 |
1 |
| LG Hausys, Ltd. | 821 |
1 |
| Lotte Chemical Corporation | 730 |
1 |
| Melior Innovations, Inc. | 35 |
1 |
| Other owners | 25 |