- All sections
- C - Chemistry; metallurgy
- C23F - Non-mechanical removal of metallic material from surfaces; inhibiting corrosion of metallic material; inhibiting incrustation in general; multi-step processes for surface treatment of metallic material involving at least one process provided for in class and at least one process covered by subclass or or class
- C23F 3/03 - Light metals with acidic solutions
Patent holdings for IPC class C23F 3/03
Total number of patents in this class: 28
10-year publication summary
5
|
2
|
4
|
5
|
4
|
2
|
1
|
2
|
1
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Shenzhen Hengzhaozhi Technology Co., Ltd. | 64 |
5 |
Houghton Technical Corp. | 115 |
4 |
Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 18739 |
2 |
Vitech International, Inc. | 7 |
2 |
Win Chemicals Limited | 11 |
2 |
Institut de Recherche Technologique Materiaux, Metallurgie, Procedes | 7 |
2 |
Henkel AG & Co. KGaA | 10129 |
1 |
Japan Science and Technology Agency | 1564 |
1 |
Aditya Birla Science and Technology Company Limited | 14 |
1 |
Catcher Technology Co., Ltd. | 16 |
1 |
Mitsubishi Gas Chemical Company, Inc. | 3188 |
1 |
Parker-Hannifin Corporation | 999 |
1 |
Salzgitter Flachstahl GmbH | 155 |
1 |
Houghton Metal Finishing Company | 1 |
1 |
GAO, Ruian | 2 |
1 |
Linqu Pengbo Chemical Co. Ltd | 1 |
1 |
CMC Materials LLC | 254 |
1 |
Other owners | 0 |