- All sections
- C - Chemistrymetallurgy
- C23F - Non-mechanical removal of metallic material from surfacesinhibiting corrosion of metallic materialinhibiting incrustation in generalmulti-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 1/24 - Acidic compositions for etching silicon or germanium
Patent holdings for IPC class C23F 1/24
Total number of patents in this class: 12
10-year publication summary
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1
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0
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0
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0
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0
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1
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1
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0
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0
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1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| DONGWOO FINE-CHEM Co., Ltd. | 1333 |
3 |
| BASF SE | 20926 |
1 |
| Changzhou Shichuang Energy Technology Co., Ltd. | 5 |
1 |
| FUJIFILM Electronic Materials U.S.A., Inc. | 330 |
1 |
| J.E.T. Co., Ltd. | 24 |
1 |
| Specmat, Inc. | 5 |
1 |
| Tokuyama Corporation | 1387 |
1 |
| University-industry Cooperation Group of Kyung Hee University | 1210 |
1 |
| BASF (China) Co., Ltd. | 837 |
1 |
| Zhejiang Beyondsu PV Co., Ltd. | 1 |
1 |
| Other owners | 0 |