- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 35/653 - Processes involving a melting step
Patent holdings for IPC class C04B 35/653
Total number of patents in this class: 214
10-year publication summary
|
15
|
14
|
29
|
24
|
13
|
18
|
11
|
12
|
13
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saint-Gobain Centre de Recherches et d'Etudes Europeen | 489 |
35 |
| General Electric Company | 13823 |
7 |
| Canon Inc. | 39365 |
7 |
| Siemens AG | 24568 |
5 |
| NGK Insulators, Ltd. | 4909 |
5 |
| Glassflake Limited | 19 |
4 |
| Ube Industries, Ltd. | 853 |
4 |
| Unifrax I LLC | 242 |
4 |
| Quantumscape Battery, Inc. | 191 |
4 |
| Arkema France | 3988 |
3 |
| Daiichi Kigenso Kagaku Kogyo Co., Ltd. | 170 |
3 |
| Destech Corporation | 5 |
3 |
| Magotteaux International S.A. | 122 |
3 |
| GE Infrastructure Technology, LLC | 6191 |
3 |
| Canon Kabushiki Kaisha | 7041 |
3 |
| The Regents of the University of California | 19803 |
2 |
| Xerox Corporation | 7028 |
2 |
| Toyota Motor Corporation | 31377 |
2 |
| Honeywell International Inc. | 13557 |
2 |
| Centre National de La Recherche Scientifique | 10311 |
2 |
| Other owners | 111 |