- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 41/65 - Coating or impregnating with inorganic materials
Patent holdings for IPC class C04B 41/65
Total number of patents in this class: 84
10-year publication summary
|
7
|
4
|
7
|
6
|
9
|
6
|
8
|
4
|
9
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pavement Technology, Inc. | 8 |
5 |
| Baustoffwerke Gebhart & Soehne GmbH & Co. KG | 19 |
4 |
| Worcester Polytechnic Institute | 524 |
3 |
| Yara International ASA | 860 |
3 |
| Yoshino Gypsum Co., Ltd. | 254 |
3 |
| Lithic Industries Holding Company | 12 |
3 |
| Advanced Materials - Jtj s.r.o. | 9 |
2 |
| Ixom Operations Pty Ltd | 76 |
2 |
| Lotte Chemical Corporation | 733 |
2 |
| Sika Technology AG | 2885 |
2 |
| Photocat A/S | 11 |
2 |
| Qingdao University of Technology | 622 |
2 |
| Seabrick Society | 4 |
2 |
| Centre National de La Recherche Scientifique | 10595 |
1 |
| FUJIFILM Corporation | 29713 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10959 |
1 |
| Nippon Telegraph and Telephone Corporation | 16793 |
1 |
| Purdue Research Foundation | 3687 |
1 |
| AES Co., Ltd. | 4 |
1 |
| Auckland UniServices Limited | 493 |
1 |
| Other owners | 42 |