- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 26/18 - PolyestersPolycarbonates
Patent holdings for IPC class C04B 26/18
Total number of patents in this class: 182
10-year publication summary
|
13
|
9
|
21
|
17
|
22
|
11
|
21
|
26
|
13
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LX Hausys, Ltd. | 144 |
14 |
| United States Gypsum Company | 913 |
10 |
| Dal-tile, LLC | 65 |
8 |
| Cosentino Research & Development, S.L. | 37 |
7 |
| Hilti Aktiengesellschaft | 3483 |
6 |
| Lotte Advanced Materials Co., Ltd. | 410 |
6 |
| Sibelco Nederland N.V. | 26 |
6 |
| Cosentino, S.A. | 9 |
4 |
| Wacker Chemie AG | 2104 |
4 |
| Caesarstone Ltd. | 83 |
3 |
| The Euclid Chemical Company | 25 |
3 |
| fischerwerke GmbH & Co. KG | 389 |
3 |
| PolyCare Research Technology GmbH & Co. KG | 6 |
3 |
| Silicalia, SL | 18 |
3 |
| Showa Denko K.K. | 2266 |
2 |
| Ashland Licensing and Intellectual Property LLC | 106 |
2 |
| Berndorf Band GmbH | 114 |
2 |
| Cosentino Research and Development, S.L | 8 |
2 |
| DELTA S.r.l. | 11 |
2 |
| Five Star Products, Inc. | 5 |
2 |
| Other owners | 90 |