- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 45/18 - Monoazo compounds containing copper
Patent holdings for IPC class C09B 45/18
Total number of patents in this class: 17
10-year publication summary
|
5
|
1
|
1
|
1
|
0
|
0
|
1
|
0
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30653 |
6 |
| Lanxess Deutschland GmbH | 1146 |
6 |
| E. I. du Pont de Nemours and Company | 3464 |
1 |
| DNP Fine Chemicals Co., Ltd. | 184 |
1 |
| Huntsman International LLC | 692 |
1 |
| Nippon Kayaku Kabushiki Kaisha | 1471 |
1 |
| Taiyo Yuden Co., Ltd. | 2046 |
1 |
| Other owners | 0 |