- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 255/55 - Carboxylic acid nitriles having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing cyano groups and esterified hydroxy groups bound to the carbon skeleton
Patent holdings for IPC class C07C 255/55
Total number of patents in this class: 49
10-year publication summary
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4
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3
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1
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4
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4
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2
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4
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3
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3
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1
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Merck Patent GmbH | 5751 |
5 |
| The Wistar Institute of Anatomy and Biology | 490 |
5 |
| Murata Manufacturing Co., Ltd. | 25998 |
3 |
| Monsanto Technology LLC | 8585 |
3 |
| Hydro-Quebec | 638 |
3 |
| Syngenta Crop Protection AG | 6804 |
2 |
| FUJIFILM Corporation | 30808 |
2 |
| Lantheus Medical Imaging, Inc. | 165 |
2 |
| The Research Foundation for The State University of New York | 1781 |
2 |
| BASF SE | 21334 |
1 |
| LG Chem, Ltd. | 17986 |
1 |
| NEC Corporation | 37532 |
1 |
| Semiconductor Energy Laboratory Co., Ltd. | 11896 |
1 |
| Industrial Technology Research Institute | 5200 |
1 |
| Nitto Denko Corporation | 8640 |
1 |
| Sumitomo Chemical Company, Limited | 8992 |
1 |
| Gharda Chemicals Limited | 59 |
1 |
| Jiangsu Hecheng Display Technology Co., Ltd. | 194 |
1 |
| JNC Corporation | 1556 |
1 |
| JNC Petrochemical Corporation | 328 |
1 |
| Other owners | 11 |