- All sections
- C - Chemistrymetallurgy
- C01G - Compounds containing metals not covered by subclasses or
- C01G 23/053 - Producing by wet processes, e.g. hydrolysing titanium salts
Patent holdings for IPC class C01G 23/053
Total number of patents in this class: 502
10-year publication summary
|
36
|
41
|
21
|
34
|
27
|
24
|
42
|
20
|
26
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 20912 |
15 |
| Shin-Etsu Chemical Co., Ltd. | 5644 |
12 |
| Sumitomo Osaka Cement Co., Ltd. | 848 |
12 |
| E. I. du Pont de Nemours and Company | 4089 |
11 |
| Ishihara Sangyo Kaisha, Ltd. | 660 |
11 |
| Showa Denko K.K. | 2246 |
9 |
| JGC Catalysts and Chemicals Ltd. | 253 |
9 |
| Kronos International, Inc. | 109 |
9 |
| Avertana Limited | 12 |
9 |
| Nissan Chemical Industries, Ltd. | 1718 |
8 |
| Tronox LLC | 161 |
8 |
| Venator Germany GmbH | 36 |
8 |
| Joma International AS | 15 |
7 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10928 |
6 |
| Sakai Chemical Industry Co., Ltd. | 275 |
5 |
| Tayca Corporation | 91 |
5 |
| Ningbo Nanojp New Material Technology Co., Ltd. | 6 |
5 |
| Northwestern University | 3385 |
4 |
| Croda International plc | 572 |
4 |
| M. Technique Co., Ltd. | 248 |
4 |
| Other owners | 341 |