- All sections
- C - Chemistrymetallurgy
- C01G - Compounds containing metals not covered by subclasses or
- C01G 23/02 - Halides of titanium
Patent holdings for IPC class C01G 23/02
Total number of patents in this class: 98
10-year publication summary
|
6
|
5
|
5
|
9
|
2
|
1
|
4
|
2
|
5
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| E. I. du Pont de Nemours and Company | 4071 |
8 |
| Toho Titanium Co., Ltd. | 254 |
8 |
| The Chemours Company Fc, LLC | 1235 |
6 |
| Kronos International, Inc. | 110 |
6 |
| Tronox LLC | 161 |
5 |
| Alcoa USA Corp. | 197 |
3 |
| Borealis AG | 2808 |
3 |
| Keystone Metals Recovery Inc. | 4 |
3 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3985 |
3 |
| Pangang Group Panzhihua Iron & Steel Research Institute Co., Ltd. | 71 |
3 |
| AEM Canada Group Inc. | 13 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 31475 |
2 |
| The Regents of the University of Michigan | 4697 |
2 |
| Hazen Research, Inc. | 5 |
2 |
| Monolith Co., Ltd. | 6 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8725 |
1 |
| GM Global Technology Operations LLC | 15062 |
1 |
| Tokyo Electron Limited | 12733 |
1 |
| NGK Insulators, Ltd. | 4964 |
1 |
| Uop LLC | 4244 |
1 |
| Other owners | 34 |