- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 59/21 - Saturated compounds having only one carboxyl group and containing keto groups containing halogen
Patent holdings for IPC class C07C 59/21
Total number of patents in this class: 11
10-year publication summary
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2
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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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0
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1
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| JSR Corporation | 2527 |
3 |
| Lonza Ltd. | 610 |
3 |
| LTT Bio-Pharma Co., Ltd. | 46 |
1 |
| NUtech Ventures | 338 |
1 |
| Semiconductor Manufacturing International (Shanghai) Corporation | 1767 |
1 |
| Solvay SA | 992 |
1 |
| Tokyo Ohka Kogyo Co., Ltd. | 1540 |
1 |
| Other owners | 0 |