- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 1/16 - Amino anthraquinones
Patent holdings for IPC class C09B 1/16
Total number of patents in this class: 37
10-year publication summary
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3
|
2
|
4
|
3
|
4
|
2
|
0
|
1
|
2
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 28841 |
5 |
| Howard Hughes Medical Institute | 208 |
4 |
| Seiko Epson Corporation | 19020 |
2 |
| Mitsubishi Rayon Co., Ltd. | 943 |
2 |
| Mitsubishi Chemical Corporation | 4457 |
2 |
| Biostatus Limited | 27 |
2 |
| Covestro Deutschland AG | 2696 |
2 |
| LG Chem, Ltd. | 17657 |
1 |
| Canon Inc. | 38296 |
1 |
| Industrial Technology Research Institute | 4954 |
1 |
| Cheil Industries Inc. | 911 |
1 |
| Dow Global Technologies LLC | 10177 |
1 |
| The United States of America as represented by the Secretary of the Army | 1186 |
1 |
| Bundesdruckerei GmbH | 1017 |
1 |
| Ciba Specialty Chemicals Corporation | 20 |
1 |
| Colour Synthesis Solutions Ltd. | 2 |
1 |
| Dainichiseika Color & Chemicals Mfg. Co., Ltd. | 361 |
1 |
| Dkc Corporation | 7 |
1 |
| Max-Planck-Gesellschaft zur Forderung der Wissenschaften e.V. | 1754 |
1 |
| Nippon Kayaku Kabushiki Kaisha | 1427 |
1 |
| Other owners | 5 |