- All sections
- C - Chemistry; metallurgy
- C04B - Lime; magnesia; slag; cements; compositions thereof, e.g. mortars, concrete or like building materials; artificial stone; ceramics; refractories; treatment of natural stone
- C04B 111/82 - Coloured materials
Patent holdings for IPC class C04B 111/82
Total number of patents in this class: 58
10-year publication summary
7
|
4
|
5
|
9
|
6
|
4
|
6
|
2
|
2
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Rolex S.A. | 606 |
5 |
Solventum Intellectual Properties Company | 2681 |
4 |
Harbin Engineering University | 101 |
3 |
James R. Glidewell Dental Ceramics, Inc. | 205 |
3 |
Yoshino Gypsum Co., Ltd. | 224 |
3 |
Ferro Corporation | 279 |
2 |
Kuraray Noritake Dental Inc. | 374 |
2 |
Lotte Advanced Materials Co., Ltd. | 434 |
2 |
Etex Services NV | 50 |
2 |
Apple Inc. | 50209 |
1 |
3m Innovative Properties Company | 18406 |
1 |
Centre National de La Recherche Scientifique | 9632 |
1 |
Denso Corporation | 23338 |
1 |
Chryso | 112 |
1 |
Construction Research & Technology GmbH | 640 |
1 |
Eternit N.V. | 31 |
1 |
Imerys Ceramics France | 28 |
1 |
LG Hausys, Ltd. | 839 |
1 |
Lotte Chemical Corporation | 591 |
1 |
Melior Innovations, Inc. | 37 |
1 |
Other owners | 21 |