- All sections
- C - Chemistry; metallurgy
- 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: 503
10-year publication summary
36
|
41
|
21
|
34
|
27
|
24
|
42
|
20
|
24
|
1
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
BASF SE | 20403 |
15 |
Shin-Etsu Chemical Co., Ltd. | 5444 |
12 |
Sumitomo Osaka Cement Co., Ltd. | 827 |
12 |
E. I. du Pont de Nemours and Company | 4251 |
11 |
Ishihara Sangyo Kaisha, Ltd. | 657 |
11 |
Showa Denko K.K. | 2340 |
9 |
JGC Catalysts and Chemicals Ltd. | 249 |
9 |
Avertana Limited | 12 |
9 |
Kronos International, Inc. | 103 |
8 |
Nissan Chemical Industries, Ltd. | 1759 |
8 |
Tronox LLC | 166 |
8 |
Venator Germany GmbH | 38 |
8 |
Joma International AS | 15 |
7 |
Commissariat à l'énergie atomique et aux energies alternatives | 10694 |
6 |
Sakai Chemical Industry Co., Ltd. | 272 |
5 |
Tayca Corporation | 91 |
5 |
Ningbo Nanojp New Material Technology Co., Ltd. | 6 |
5 |
Northwestern University | 3273 |
4 |
Croda International plc | 562 |
4 |
M. Technique Co., Ltd. | 243 |
4 |
Other owners | 343 |