- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 5/62 - Cyclic imides or amidines of peri-dicarboxylic acids of the anthracene, benzanthrene, or perylene series
Patent holdings for IPC class C09B 5/62
Total number of patents in this class: 146
10-year publication summary
|
13
|
15
|
7
|
12
|
16
|
5
|
8
|
5
|
6
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21071 |
22 |
| Max-Planck-Gesellschaft zur Forderung der Wissenschaften e.V. | 1791 |
7 |
| FUJIFILM Corporation | 29728 |
6 |
| Sumitomo Chemical Company, Limited | 9089 |
5 |
| UTi Limited Partnership | 453 |
5 |
| Sony Group Corporation | 14391 |
5 |
| Sun Chemical B.V. | 367 |
4 |
| Sony Corporation | 30885 |
3 |
| Konica Minolta, Inc. | 8840 |
3 |
| Capacitor Sciences Incorporated | 58 |
3 |
| BASF (China) Co., Ltd. | 857 |
3 |
| Lleaf Pty Ltd | 4 |
3 |
| Sony Corporation of America | 375 |
2 |
| Merck Patent GmbH | 5770 |
2 |
| Panasonic Corporation | 20007 |
2 |
| Amazon Technologies, Inc. | 27102 |
2 |
| Toray Industries, Inc. | 7005 |
2 |
| The Trustees of Columbia University in the City of New York | 3600 |
2 |
| Council of Scientific and Industrial Research | 598 |
2 |
| DIC Corporation | 3827 |
2 |
| Other owners | 61 |