- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 23/20 - Polycyclic halogenated hydrocarbons with condensed rings none of which is aromatic
Patent holdings for IPC class C07C 23/20
Total number of patents in this class: 6
10-year publication summary
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0
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0
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0
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0
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0
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0
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2
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1
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1
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30327 |
2 |
| FUJIFILM Wako Pure Chemical Corporation | 190 |
2 |
| Mitsubishi Materials Electronic Chemicals Co., Ltd. | 137 |
1 |
| Agc, Inc. | 5383 |
1 |
| Other owners | 0 |