- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 41/68 - Silicic acidSilicates
Patent holdings for IPC class C04B 41/68
Total number of patents in this class: 58
10-year publication summary
|
6
|
2
|
2
|
7
|
8
|
2
|
6
|
3
|
6
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Imam Abdulrahman Bin Faisal University | 497 |
6 |
| Global Polishing Systems LLC | 10 |
5 |
| Adhesives Technology Corporation | 44 |
4 |
| Sika Technology AG | 2829 |
3 |
| USG Interiors, LLC | 314 |
3 |
| First Point A.S. | 36 |
3 |
| AES Co., Ltd. | 4 |
2 |
| Ecolab USA Inc. | 5431 |
2 |
| Hüttenes-Albertus Chemische Werke GmbH | 156 |
2 |
| Japan Prolong Limited Company | 2 |
2 |
| Advanced Concrete Technologies LLC | 16 |
1 |
| Antolini Luigi & C. S.P.A. | 108 |
1 |
| Bnz Materials, Inc. | 10 |
1 |
| Citibank, N.A., AS Administrative Agent | 272 |
1 |
| Concria Oy | 13 |
1 |
| Hirotec Corporation | 29 |
1 |
| Japan Agency for Marine-Earth Science and Technology | 174 |
1 |
| Köster Bauchemie AG | 15 |
1 |
| Natstone AB | 2 |
1 |
| Nichias Corporation | 389 |
1 |
| Other owners | 16 |