- All sections
- C - Chemistry; metallurgy
- 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: 95
10-year publication summary
8
|
6
|
5
|
5
|
9
|
2
|
1
|
4
|
2
|
3
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
E. I. du Pont de Nemours and Company | 4345 |
9 |
Toho Titanium Co., Ltd. | 249 |
8 |
The Chemours Company Fc, LLC | 1107 |
6 |
Tronox LLC | 177 |
5 |
Kronos International, Inc. | 105 |
4 |
Alcoa USA Corp. | 187 |
3 |
Borealis AG | 2558 |
3 |
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3515 |
3 |
Pangang Group Panzhihua Iron & Steel Research Institute Co., Ltd. | 45 |
3 |
AEM Canada Group Inc. | 13 |
3 |
Daiichi Kigenso Kagaku Kogyo Co., Ltd. | 164 |
2 |
Hazen Research, Inc. | 5 |
2 |
Keystone Metals Recovery Inc. | 3 |
2 |
Millennium Inorganic Chemicals, Inc. | 33 |
2 |
Tronox Worldwide LLC | 2 |
2 |
Monolith Co., Ltd. | 6 |
2 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
1 |
GM Global Technology Operations LLC | 13620 |
1 |
Tokyo Electron Limited | 11599 |
1 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
1 |
Other owners | 32 |